POWER HOUSE CAMS FOR HARLEY DAVIDSON BIG TWIN EVOLUTION

WEIGHT: 2.07
DYNO PROVEN POWER HOUSE CAMS FOR MAXIMUM PERFORMANCE. FROM BOLT IN , FOR MORE ALL AROUND PERFORMANCE AND TOURING , TO .620" LIFT FOR THOSE GROUND POUNDING STREET AND STRIP MACHINES.
SOLID LIFTERS ONLY--SOPHISTICATED PROFILE FAST INTAKE RAMP WITH SLOWER CLOSING RAMP FOR MAXIMUM CYLINDER FILL. REQUIRE SPRING WITH A MINIMUM OF 190LBS. SEAT PRESSURE. BEST CHOICE FOR 115 CL/140 CL 10:1 PLUS COMPRESSION SUPER BIG INCH MONSTER MOTOR. ALSO WORKS WELL WITH HIGH COMPRESSION 11:1 COMPRESSION SMALL STROKER 88 CL/98 CL REV MONSTER BUT DOESN'T START KICKING UNTIL YOU'RE OVER 4500 RPM. GREAT FOR STREET USE AND OCCASIONAL TRIPS TO THE LOCAL TRACK. VALVE LIFT .620". TDC LIFT (AT VALVE) IN. .285" EX. .251". DURATION (DEGREES) IN. 282 EX. 286. TIMING @ .053" 36/66 76/30. GRIND MONSTER 620M.
BY: ANDREWS PRODUCTS INC