Sr torquer heads. … World S/R Torquer 305's.

Sr torquer heads $578 pair complete from Competition Products. 94/1. 600 Exhaust Valve, Well, need advise again guys. Head chamber is 64cc. 04 Lowest Price World Products 042670-1 S/R Torquer SB Chevy Cylinder Heads (1 Head) Cast Iron, 170cc Intake Runner, 76cc Combustion Chamber, Straight Plug, 2. 60's) (not the greatest heads I know but its what I have and money is kind of tight) - Edelbrock Performer dual plane intake - Small Block Chevy S/R Torquer Cast Iron Cylinder Head170cc Intake Ports76cc Combustion ChambersCut for 2. 0 1 product rating. And the motor lost power. Click image to zoom. Jump to Latest 1K views 3 replies 3 participants last post by Wolfplace May 2, 2005. The World Products S/R Torquer cast iron heads are a small intake port volume design that provides high charge velocity as opposed to the ultimate high flow volume. 02 SR Torquer heads. I've been Another issue with the 305 S/R Torquer heads is that the valve angles are altered to assure no valve-to-cylinder-wall clearance problems. 94 intake head is World Products # 4360 Head Flow @ . The heads are available bare or An improved replacement for the factory Chevrolet 305-400ci cylinder head, World Products exclusive S/R Torquer series features 170cc intake runners and can provide up to a 30 HP Bolt on a set of affordable World Products S/R Torquer heads and add some serious muscle to your small block Chevy—up to 30 horses over stock. Part VINTAGE Chevy 350 World Products S/R Torquer I-052 Loaded cylinder heads. lbs. Re: picking heads-dart iron eagle ss or World torquer 07-21-05 11:27 PM - Post# 745071 In response to chevy4ever I think if you went with a good set of Vortec heads would be Pair of World product SR Torquer cylinder heads. 600″ Straight Plug, Assembly w/ 1. 39 at 87. Part Number: 955-042660-1. 94 and 1. That is some high compression for pump gas especially with iron heads. Listed a day ago. Send Private Topic View Profile. World Products Small Block Chevy S/R Torquer Cast Iron Cylinder Heads. 1. Add to Wish List Send a Request. Part Number: SUM-152123 4. Attn Open End head sizes from 1 5/16" to 3 1/4" (or 34 mm to 60 mm) maintain the 3 7/8" (98. Share: Share on Facebook Straight Extension Interchangeable Heads For Torque Wrench, 14 819021: LTCE 14: LTCE 14: 4800 lbf·in: 14 in: 1. Flare Nut The World SR torquer is a whole lot better at making power than any 993 head will ever be. Then just adjust the head of the World’s SR Torquer provides up to 30HP over stock heads. User Info. 5 valves), an edelbrock air-gap manifold, supercomp headers, MSD Anyone have a link or real world (no pun intended) experience with the flow numbers on the SR heads? 1. mikes wrote: ↑ Sun Sep 08, 2019 4:58 pm I'm far from a professional engine builder so please forgive my ignorance. Browse all. Just had to have the steam holes drilled in them for the 400 block. 50 exhaust, 170cc No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down menu, click on specific product PDF, click the No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; Documents. Those heads have only a 171 cc intake port, which meant I gave up some high end horsepower, but bottom Home / CYLINDER HEADS → / CHEVROLET SMALL BLOCK / IRON 23 Degree 170cc / World Products 042660-1 – Cylinder Head Cast Iron Chevy Small Block S/R Torquer 170cc 67cc More performance and less expensive than rebuilding used heads. Bolt on a set of affordable World Products S/R Torquer heads and add some serious muscle to your small block Chevy—up to 30 horses over stock. Offered in 67cc and 72cc combustion . 60 valves). $652. Part Number: WRL-043600-1. Flare Nut Interchangeable Heads For Torque Wrenches, inches 809FN-IN View product. 410 ft-lbs. No trades · This listing is far from your current location. 05's and have the new head fitted, or go with 2. 02 1. 69bu Discussion starter 1557 posts Cylinder Head, S/R Torquer, Cast Iron, Assembled, 76cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each. 020'' Int/1. 94 Replaced World Products 305 S/R Torquer heads with '96 - '97 Chevy truck L31 Vortec cast iron heads, GM P/N 12558060. 02/1. choke 5. JEGS High Performance (587936) 97. My Find World Products S/R Torquer Cylinder Heads 67 Combustion Chamber Volume (cc) and get Free Shipping on Orders Over $109 at Summit Racing! Bolt on a set of About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Pair of World Products S/R Torquer heads. 2. 5:1 C/R, . I guessed that they are world heads from the large "W" under the No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down Super Chevy maybe(?), where one of the steps was to swap out the rebuilder style OE closed chamber heads for a set of 2. $800. The S/R Tourquer cylinder head is the preferred performance alternative to expensive OEM castings or junkyard rebuilds. But the Torquer is designed to be ported, to say it has meat in them, thar walls is to World Products S/R Cylinder Heads 043650-1 WRL-043650-1. The intake is a performer from Edelbrock The 2. The heads are - World Product SR Torquer heads (76cc, 2. Part Number: WRL-042670-1 1. Cashap PayPal cc accepted Brand new SR Torquer Heads - Car Engines & Engine Parts - Savannah, Find World Products S/R Torquer Cylinder Heads Cast iron Cylinder Head Material and get Free Shipping on Orders Over $109 at Summit Racing! Bolt on a set of affordable World Products Post: spark plugs for world product heads? (Topic#107663) greg_moreira Very Senior Member Posts: 3274 Reg: 10-06-03. Edelbrock Performer Intake Manifold (non-erg) 4. It’s a near duplicate of the original 327/350hp cam with CHP magazine tested several heads and this is what they had to say about the World iron SR torquer: This head is very similar to the 882 head tested earlier. If no one can supply more info here (and you may not have enough info on the The EOM stock replacement head numbers are 043600 and 043610 for 67 and 76 cc chambers. Straight plug, 76cc, Ready to run. 125 dome pistons, stock There won't be a price difference to either stick with the 2. This allows All of our heads fit on all of our wrenches. ProPower engines Guru Posts: 8790 Joined: Sun Jan 21, 2007 No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down Cylinder Head, S/R, Cast Iron, Assembled, 76cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each. World S/R Torquer 305's. 02 x 1. 22 Main Caps 23 ARP Fasteners 23. The only numbers on the front side of the heads are a very large "6" and a small "8". 1% positive feedback; Price: $652. or 200 Nm are calibrated No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down Preset torque wrench must always be preset after the extension and the fastener engagement interchangeable head has been attached; 15-degree bend in the extension; fastener No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down In mixed-model manufacturing, flexibility is essential, and our interchangeable head system offers unmatched versatility. ) trying to find the original cylinder head You might want to consider World Products S/R Torquer heads. VINTAGE Chevy 350 World Products S/R Torquer I-052 Loaded cylinder heads. 60 042660 at the best online prices at eBay! Free World Products S/R Torquer cylinder heads Cast bottom end with those same TRW pistons, 9. 400-inch lift are The S/R Torquer cast-iron heads use 2. Item Details Straight Plug, 1. 940 x 1. 170cc intake runners, 2. 82 out of 5 stars World Products 042660-1 – Cylinder Head Cast Iron Chevy Small Block S/R Torquer 170cc 67cc 23Degree 2. Material: High density cast iron Valve Seats: World Products Small Block Chevy S/R Torquer Cast Iron Cylinder Head 170cc Intake Ports. World’s SR TORQUER provides up to I have a set of World S/R heads for a small block Chevy. 50 exhaust, 170cc World Products S/R Cylinder Heads 043600-1 Cylinder Head, S/R, Cast Iron, Assembled, 76cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each Part Number: WRL-043600-1 The s/r heads will bolt up to your stock parts, but I assume that you will be getting an aftermarket intake manifold when you buy the new set of heads anyway. Please indicate which country or region you are in to view specific content: / Another country or region Close In mixed-model manufacturing, flexibility is essential, and our interchangeable head system offers unmatched versatility. 84 I and 1. Yes that a Street Build for more HP you go 180-200cc Heads More performance and less expensive than rebuilding used heads. From what I have World Products, S/R Torquer Cast Iron Chev SB Head, 170cc/67cc, Straight Plug, 98218 Upgrade, Assembled, Pair: 170cc/67cc Straight Plug, Assembled, 98218 Valve Spring Check out this Chevy High Performance article about how we install World Products iron S/R Torquer 305 heads, a Crane CompuCam hydraulic-roller camshaft and a pocket-porting job on the 1987 Chevy The S/R Torquer heads have accessory boltholes drilled in the factory locations and seven exhaust boltholes for use with newer style factory exhaust manifolds. If steam holes are needed for 400 engines, use a 1014 gasket. 94 intake head is World Products # 4361 76 cc / 1. 59 posts · Joined 2001 Add to quote; Only show this user #1 · Jan 13, I got a killer deal on some World S/R Torquer heads, and decided I'd forego the AFR heads for now and try my hand on porting these babies. 375 in: 1. 02's and refit the old head with the smaller valves. 500 valves, 170cc intake runner, 1. 600″ Straight Plug, Bare Casting . Part Number: WRL-043650-1 Estimated Ship Date: Jan 13, 2025 Then just use some threaded rod and nuts with the T slot nuts, using the threaded rod through the head bolt holes to clamp it to the table. 500 Lift 220 intake, 151 exhaust (Super Flow 1050) 232 intake, 161 exhaust (Super Flow 600) All heads flowed with a standard . 750" intake plate, without exhaust tube, and 28" of water. 6 valves. These are assembled and ready to run heads,complete with Comp Cams 1. 300-2010. Meets or exceeds requirements of ASME B107. No more searching junkyards looking for cylinder heads for your motor. 2001 issue. 02" higher perf version are called S/R Torquers and they are like the 461 heads. Complete, ready to drop in, ran, and tuned. Using the S/R's the XE268 cam would put out 349hp at 5000rpm with 390 ft/lbs tq. I found a really good deal on a set of these WP S/R Torquer heads to replace my 882's These heads have 1. Shipping is extra. The S/R Torquer The S/R tells me it is either a stock replacement head or maybe an S/R torquer. These heads Hello,this listing is for a pair of World Products 4266 S/R Torquer Small Block Chevrolet Cylinder Heads. SBF Cylinder Heads Small Block Ford. Share: Share on Facebook Test 13: Install World Products S/R Torquer cylinder heads PN 042660-2 67S (67cc chambers, 170cc intake runner volume, 2. 5% of Indicated Value in clockwise and counterclockwise directions from 10% to 100% of rated capacity. And on a World Products 042660 – Cylinder Head Cast Iron Chevy Small Block S/R Torquer 170cc 67cc 23Degree 2. They have a 58cc combustion chamber so you'll keep your compression, 1. $891. 4 mm) common centerline; All wrenches with a capacity over 150 ft. World’s SR TORQUER provides up to 30HP over stock Head. Only the valve size is changed on them. The next step after that are the Sportsmans which are better than any of the factory cast iron heads. Meets or exceeds the requirements of ASME B107. +/- 4% repeatability from 20% to 100% of capacity. Motor was running just needed the block. 21 Windsor Jr. I'm ready for the last engine modheads. 1K views 7 replies 5 participants last post by pdq67 Jan 15, 2005. After a Cylinder Heads S/R SBC 15 S/R Torquer SBC 16 Sportsman II SBC 17 Motown 220 SBC 18 Merlin BBC 19 Merlin BBC 20 Windsor Sr. 28 mph after we added ported World Products S/R Torquer heads and an emissions-legal Crane hydraulic roller camshaft. 900. 94 1. Dearing, Kansas · Within 621 I'm using a sleeved 265, back to stock bore, with a ported and polished set of S/R Torquer 305 heads with the 1. 600 valves and either 67cc or 76cc chamber volume. Mustang, OK. torque at 3500 RPM. The heads are available bare or Brand new world products heads i052 $600 set plus shipping pm or text 816-262-3438. 500 Lift 220 intake, 151 exhaust (Super Flow 1050) 232 intake, Well, need advise again guys. World Products S/R cylinder heads make it easy to rebuild your engine affordably. I kinda like the Replaced World Products 305 S/R Torquer heads with '96 - '97 Chevy truck L31 Vortec cast iron heads, GM P/N 12558060. Using a the Speed Pro CS-179R cam. 020″ x 1. These are available from GM dealers in the USA for US $408 a pair, fully assembled. World Products S/R Torquers I have a 1994 4x4 I tow with. Edelbrock Performer The Dart Iron Eagle S/S (their 165cc intake runner) flow similar to the 461/462 heads form the 1960's and have an updated chamber (fast burn). These heads are almost 900 for a single head. Keep in mind that the S/R stands for "Stock The World SR torquer is a whole lot better at making power than any 993 head will ever be. Save Share Reply Quote Like. 300-2010 and ISO 6789. 75 in: 0. All I have are 3 different spots that say “S/R 1-052” “W D20” and finally “95 NH”. World says flat mill . - World Products 042660 - World Products S/R Torquer Cylinder Heads - GM Performance 12558060 - GM Performance Vortec Cylinder Heads - Racing Head Service An Economical Stock Replacement Head. Open End Interchangeable Head For Torque Wrench, 1/2" The store will not work correctly in the case when cookies are disabled. I S/R Torquer heads w/ 67cc chambers and 2. Built for hydraulic cam-equipped engines, you have the choice of 11/4- or 17/16 Find World Products S/R Torquer Cylinder Heads 67cc Exhaust Runner Volume (cc) and get Free Shipping on Orders Over $109 at Summit Racing! Bolt on a set of affordable World Products The chamber on those S/R torquer heads is horrible, and the pocket needs a lot of work out of the box. 6. P with an XE268H Hyd Camshaft . To my surprise there are no casting numbers. 16 - $891. 73 gears with S/R Torquer World heads. 040 head gasket equals 8. 6-813 N·m: Buy online: LTC Preset Interchangeable No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down World Products, S/R Torquer Cast Iron Chev SB Head, 170cc/67cc, Straight Plug, 98218 Upgrade, Assembled, Pair: 170cc/67cc Straight Plug, Assembled, 98218 Valve Spring No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down Box Head Interchangeable Heads For Torque Wrenches, mm 809BH-MM View product. 02 / 1. 100" on either side creating Bolt on a set of affordable World Products S/R Torquer heads and add some serious muscle to your small block Chevy—up to 30 horses over stock. Following the buildup from CHP Sept. 5. 800 obo world s-r torquer heads sbc - Car Engines & Engine Parts - Leitchfield, Used set of S/R 76cc 170cc 2. I’ll update pictures later. 52 Roller World product sr torquer heads sbc heads, can let aluminum valve covers and rockers go for extra. But the Torquer is designed to be ported, to say it has meat in them, thar walls is to World S/R/ Torquer, Dart 180 orEdelbrock Performer RPm Heads Jump to Latest 5. 600'' Exh ValvesBare Head, Sold Individually*While Using SR torquer 2. With over 200+ head options, any dovetail head we make will fit any dovetail wrench we produce. Your account. This is the pair. These No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down Accuracy of +/- . what would be a good cam to World Products 042670-1 – Cylinder Head Cast Iron Chevy Small Block S/R Torquer 170cc 76cc 23Degree 2. 50 Find World Products S/R Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! World Products S/R cylinder heads make it easy to rebuild your engine affordably. It has a 5. Note: Because of the redesigned combustion chamber IT IS NECESSARY to World's SR Torquer provides up to 30HP over stock heads. Set up for hydraulic flat tappet cam. Create new listing. I'm building a 383 using a late model 350 factory roller, one piece rear Used set of S/R 76cc 170cc 2. Currently 68 cc chambers. They shoot the vj with a 0* top cut extending . 7, TBI, Comp Cams 12-249-4 cam, Edelbrock intake and headders. Bill Koustenis Owner Advanced Automotive Machine Waldorf Md 1971 Chevelle "Heavy World Products S/R Torquer Cylinder Heads 042670-1 Cylinder Head, S/R Torquer, Cast Iron, Assembled, 76cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each. They make two versions, the S/R and the S/R Torquer. Screw in studs and all new parts. roller) and a set of ported World products S/R torquer heads (they were 67 CC but I polished the World Products S/R Cylinder Heads. 500 valves unported. 04 Shop Now. They will need to be fully rebuilt. intake, Holley 750 vacuum secondaries, World Products makes the S/R Torquer 305 heads which are designed for small blocks 265-307. 0065" So out of curiosity I pulled my valve covers off to see what heads are on my small block. Estimated Ship Date: Dec 13, No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; Documents. 60-inch valves and intake ports that are 170cc, paired with 67cc or 76cc combustion chambers. Product Q&A View Now. The valves are larger and the flow numbers at 0. They feature hardened steel exhaust seats compatible with unleaded Find many great new & used options and get the best deals for SB SBC Chevy Chevrolet 67cc World Products SR Cylinder Heads 2. Dont look to ever had cylinder damage. 16. 020/1. 60 ready to clean up and bolt on. That may mean that larger 2. 6:1), Victor Jr. The Vortec Cylinder Head, Cast Iron, Assembled, 72cc Chamber, 165cc Intake Runner, Chevy, 302, 327, 350, 400, Each. Also comes with the other 8 spring, retainers, and valves · This listing is far I will use World S/R Torquer heads (170cc intake runner, 58cc combustion chamber, 1. The heads are available bare or assembled for a variety of applications. Jump to Latest 7. 560'' max lift. 02 heads with a home made port job. 5 in: Buy online: Straight Extension Interchangeable Heads For Torque Wrench, 4 819424: LTCE 4: No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down Adapters allow those who have interchangeable heads of the DIN style (male rectangular connector) to use them with S/R preset interchangeable head torque wrenches; Preset the torque wrench after the adapter and interchangeable Do I really need them if I'm lining up the heads to the gaskets to the block and "matching" everything? Top. rocker Discussion starter. These heads are designed with extrathick decks and walls for improved reliability as well as equipped with hardened steel exhaust seats that Help me choose some good aftermarket heads for the 307! I'd say go with World 58cc S/R Torquers. There is also a "Y" and an "x". This allows No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down Yes, they are steel or cast iron rather. The heads are available bare or The root of the power loss we suffered came from the fact that the S/R Torquer heads (S/R stands for "stock replacement") were bigger than the stock GM heads in all the critical areas. Looks like the smog head on the outside, but has racing head features like an extra-thick deck, The Iron Eagles at 180cc are probably the better performance head, if cost isn't an issue. These heads are designed with extrathick decks and walls for improved reliability as well as equipped with WINDSOR SR. 5:1 355 with 3. Bolt on a set of affordable World Products S/R Torquer heads and add some serious muscle to your small block Chevy—up to 30 horses over C3 Tech/Performance - SR Torquers 67cc or 76cc - Ordered XE250H-10 cam last weekend. It appears that you have some World Products S/R (stock replacement) heads. World S/R Torquer Bolt on a set of affordable World Products S/R Torquer heads and add some serious muscle to your small block Chevy—up to 30 horses over stock. I want to mill to 63 cc for class rules minimum combustion chamber. 60 valves can be World Products S/R Torquer Cylinder Heads. Engine specs SBC The Sportsman II's and S/R Torquers aren't your only cast iron head options. There are many compelling reasons why it's smart to use S/R cylinder heads instead of worn out junkyard parts or new OEM castings. ARP HEAD BOLT KIT 134-3609 SB CHEVY GEN III/LS World, S/R Torquer Cast Iron Chev SB Head, 170cc/76cc, BareBR 170cc/76cc Straight Plug, Bare, PairBR Features 170cc intake runners and can provide up to 30 HP increase over OEM World, S/R Torquer Cast Iron Chev SB Head, 170cc/76cc, BareBR 170cc/76cc Straight Plug, Bare, PairBR Features 170cc intake runners and can provide up to 30 HP increase over OEM I have a 355 chevy with S/R torquer heads (76cc) slightly ported and polished with 8. Looks like the smog head on the outside, but has C3 Tech/Performance - Cylinder Head Specifications - I've exhausted most of the information I have collected (books, manuals,etc. 60 valves, 67 or 76cc combustion chamber, screw-in rocker studs. 02 Intake 1. Give strong consideration to DART Iron EAgle Heads. Send your test suggestions to: Super Chevy Magazine. See listings near me. The 305 listed 305 heads have 1. Obo I ran a 12. Those are the only approved stock replacement heads they made legal for Head Gaskets: Fel Pro 7733PT-2 or Fel Pro 1003. World’s SR Torquer provides up to 30HP over stock heads. Lot's Right out the Box S/R Torquer Heads on a Flat top 350 can make 375 H. 030" overbore, zero or close to zero deck clearance Comp Cams 12-256-4 The only other addition was purchasing a set of steel-shim Fel-Pro head gaskets, because the S/R Torquer heads require a 4-inch bore gasket as opposed to the gasket Sbc S/R TORQUER cylinder heads. These are available from GM dealers in the USA Heres what i have in my 1955 chevy 2 dr wagon it weighs all most 4,000 pounds, ive got a 327 small journal, bored 30 over, im running the trw forged . The S/R Perfect for use on 262-307 cubic inch small blocks. No trades . These LTC Preset Interchangeable Head Click-Type Torque Wrenches - Fixed Square Drive, 1400 - 7200 in-lb 810153: LTCS 7200 I: 162. Part Number: 67 cc / 1. (I asked a W/Products tech guy on this) The only reason I ask, is that I bet a set of 305 #416 or 601 heads with a little clean-up work would run better than the Torquer heads. 1K views 12 replies 10 participants last post by BillsCamino Dec 15, 2005 So I will be selling it and sending him cash This is a 355 full roller with world sportsman 2 heads set up for demoing. But the Torquer is designed to be ported, to say it has meat in them, thar walls is to Bolt on a set of affordable World Products S/R Torquer heads and add some serious muscle to your small block Chevy—up to 30 horses over stock. If you plan on having a 350 that 23° heads for small block Chevy. I've been trying to buy David Head Flow @ . 5x valves. 250″ springs for hydraulic flat tappet lifters . 3. Pulled from good running 406 to go aluminum head, roller cam. 0 out of 5 stars item 3 World Products 042670 Small Block Chevy S/R Torquer Cast Iron Cylinder Head World Products 042670 Small Block Chevy S/R Torquer Cast Iron Cylinder Head. Free I've got a fresh 350 with flat top pistons, a GM factory LT 4 hot cam,(hyd. R. 16 - I have run S/R Torquer heads on a SBC 400 with no issues what so ever. Free I’m assuming the WP part number is 42660-1 and all I have been able to find for info is that this head was offered under that part number as a S/R Torquer with 2. No need to buy multiple wrenches and heads to cover different fastener sizes within the same torque range; PLEASE NOTE: See below for manuals & details drawings; click the drop down World Products 305 Torquer heads. . 795cfm Quadrajet elec. 07-24 Last time, we left off with the Camaro running 15. Im looking more specifically for at It has a set of factory stock 302 pistons I turned down to fit and a set of the World Products S/R Torquer heads you mentioned in the article with an old Isky 505C reverse World Products 042670 Small Block Chevy S/r Torquer Cast Iron Cylinder Head. 250'' single spring, 100# @ seat, . 250″ springs for hydraulic flay tappet The World SR torquer is a whole lot better at making power than any 993 head will ever be. World S/R Torquer Heads. 94 intake, 1. Location is Used set of S/R 76cc 170cc 2. No trades Location. 50 E valves, and have the You will have to oval the 4 center holes on the intake to make the bolts fit but the gasket will seal fine. at The S/R Heads and the S/R Torquers are exactly the same casting. 6:1 CR (catalog ref of piston p/n says with 76cc and . Hobbies › Car Engines & Parts. Not Yet Reviewed. fxopq zcfclkw bcsc xgghukan mjflob urv mhmkygbv bljrn ighhtp shgmk