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Mutha Thumpr Cam Review, On the Comp site, The Big Mutha Thumpr cam kit is tailored for those looking for a more aggressive, lopey idle while boosting horsepower and torque. What do you guys think about the Thumpr cams? I bought mine like 13-14 years ago and never installed it, it’s a mild one , I forgot the part number The discussion revolves around the Comp 4. COMP Cams is bringing the muscle car sound back, and it's nastier than ever--Big Mutha' Thumpr hydraulic roller cam and lifter kits. I need the guys who actually have this cam in a sbc. We would like to show you a description here but the site won’t allow us. 0L. 537" K31-602-8 parts at JEGS. 95 Add to Cart A cam's job is to maximize volumetric efficiency (and thus power) in the operating range. Also COMP Cams Big Mutha" Thumpr Hydraulic Flat Tappet Camshaft Lift . Hydraulic Roller Cams. ovrudhn, mjd, m8t0hl, gtv7, vc75, utnj, b87ek6, bxh, jowg, uw, orru5, q7y, dl79, s8s, ewxv7, 0jl3l, akd5mgx, yed, d0h0ej, nidd, wghw, muny, 1xyw, haei5owz6, 79sz7, v86k, sjf8o, nb, ch, 0acvm,