it is recommended to upgrade to gear drive or convert to 06-up hydraulic chain tensioners

Note: When using the optional Kraus adapter (item no

Includes necessary mounting hardware and gaskets

while the streamlined

Andrews, Chain Drive Cam Shaft Set TW50 /.510 SEATS/LUGGAGE RACKS it is recommended to upgrade. 510" valve lift. Set includes two chain driven camshafts. A cam drive installation kit, that includes a gear cover gasket, cam bearings and retaining ring can be ordered separately as S&S 503593. Cams can be run with stock hydraulic lifters. For 95 inch engines. 9. 5 to 9. 8 CR with stock heads. Torque and horsepower at mid to high RPM. Stock springs OK. 2400 6000 RPM. Owners of 1999 Twin Cams must separately purchase the splined 00 06 style driven