Pros
- Early intake valve opening and long exhaust duration create optimal overlap for a powerful, punchy exhaust note. Best with aftermarket converters and plenty of reverse gear.
Cons
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Enhance Performance with COMP Cams GK12-600-8 Thumpr 227/241 Hydraulic Roller Cam GK-Kit for Chevrolet Small Block Review
3
·
Excellent
Rating
5.0
🚀 Engines & Engine Parts, 🏎️ Performance Car Parts & Accessories
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Description of Enhance Performance with COMP Cams GK12-600-8 Thumpr 227/241 Hydraulic Roller Cam GK-Kit for Chevrolet Small Block
High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle. 1,900-5,600 RPM Operating Range. 227/241 Duration at .050". 107 Degree Lobe Separation Angle. 0.511"/0.497" Valve Lift. GK Kits include a camshaft, a set of lifters, gear drive and instructions. Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note. Best with aftermarket converters and more rear gear. Perfect choice for muscle cars and street rods - Three unique cam designs: Thumpr, Mutha' Thumpr and Big Mutha' Thumpr deliver excellent horsepower gains and broad torque curve. Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1/LT4, or factory roller Small Blocks built from 1985 and newer. Made in USA.
Pros
- 227/241 Run time at 0.050". Cam separation angle 107 degrees. Valve lift 0.511"/0.497"
Cons
- Durable
Pros
- Stock high performance street engine with converter ok, best with 2000+ converter and gearbox, intermittent/knocking at idle.
Cons
- You could choose a newer model
