Engine

These hydraulic lifter cams are capable of 6000-plus rpm with stock springs and no valve float Made in the U.S.A.. 74 CAM AB GRIND 48-69 BT

Cam bolts into 66-84 (except 80-81) Big Twin engines with no head work; on 80-81 engines the height of the stock H-D valve guides restricts spring travel (and cam lift) to .430" or less Spring travel and clearance, plus clearance at main bearing boss...

Cam bolts into 66-84 (except 80-81) Big Twin engines with no head work; on 80-81 engines the height of the stock H-D valve guides restricts spring travel (and cam lift) to .430" or less Spring travel and clearance, plus clearance at main bearing boss...

Designed with a combination of shorter durations and higher lifts to offer the advantages of a broad torque output through the entire rpm range Designed for hydraulics, but could be run with solids Grind #1 is the low-compression version of an "A" grind...

Designed with a combination of shorter durations and higher lifts to offer the advantages of a broad torque output through the entire rpm range Designed for hydraulics, but could be run with solids Grind #1 is the low-compression version of an "A" grind...

These hydraulic lifter cams are capable of 6000-plus rpm with stock springs and no valve float Made in the U.S.A.. 74 CAM J GRND 78-84 SHVL

More mid-range and top-end power for street and drag bikes. These cams work with solid or hydraulic lifters, and the idle remains unaffected up to 6,000 rpm with stock valve springs Made in the U.S.A. Add more power throughout rpm range and maintain a...

Andrews completely adjustable pushrods easily replace the nonadjustable stock pushrods on Evolution engines Rocker boxes must be removed for installation Made in the U.S.A.. ADJ.CHR-MLY P-RDS 84-99BT

Andrews completely adjustable pushrods easily replace the nonadjustable stock pushrods on Evolution engines Rocker boxes must be removed for installation Made in the U.S.A.. ANDREWS ADJ ALUM PUSH EVO

Chromoly steel for maximum strength Rocker boxes must be removed for installation Made in the U.S.A.. PUSHRODS ADJ STL 91-03XL

Super-light, heavy-duty fixed-length pushrods Sold in sets of four to replace OE; two shorter rods for intake, two longer rods for exhaust Rocker boxes must be removed for installation Made in the U.S.A.. CHRM-MOLY P-RODS 91-03 XL

Manufactured from 4340 steel Cam drive sprockets replace the stock 34-tooth cam drive sprocket and include shims Crankshaft cam drive is a 17-tooth sprocket that can be used with OEM cam drive sprocket Made in the U.S.A.. 34T CAM SPKT.KIT SPLINED