What does a Thumpr Cam do?
What does a Thumpr Cam do?
The Thumpr line delivers true high performance engine sound by “tightening” the lobe separation angle of the camshaft. This creates more overlap between exhaust and intake events and more “cool” performance sound.
Does a cam add HP?
Performance cams increase the duration and timing of the valve openings during the engine stroke, increasing horsepower and making your car accelerate more quickly. You’ll idle slightly rougher with a performance cam, but get a throaty rumble that’s desirable for some gearheads, depending on your vehicle.
What kind of camshaft does a westch thumpr have?
The mid-range Thumpr camshaft was tested next – part number 287T. All other parts were the same as the previous test including the 750cfm carb and Magnum 1.5:1 ratio rocker arms. Eugene Wald, Westch’s experienced tech, made each swap and assured that each camshaft would receive a healthy dose of cam lube before it was installed into the engine.
When did COMP Cams start making thumpr camshafts?
The Thumpr Camshaft line of hydraulic roller camshafts from COMP Cams, introduced in 2006, has been a huge success, well beyond the company’s original sales estimations. For the uninformed, the Thumpr Camshafts are designed to produce good power and torque, as well as tremendous high performance sound through careful specifications.
What kind of camshaft does a 350 Chevy have?
This camshaft fits with 1st generation Chevy’s that include the 262, 265, 267, 283, 302, 305, 307, 350, and the 400. The only models it doesn’t fit is the LT1 and the LT4, or the small blocks models made from 1985 and beyond.
What kind of camshafts are used in thumpr tappets?
The following test involved the use of the first of the Thumpr flat tappet camshafts. Starting with the smallest of the three camshafts, Steve installed the 279T unit. The Magnum rockers were used for this and all test to come.