Andrews TW37B Chain Drive Camshafts
Splined chain drive camshafts.
Kits include: cams, 1 roller bearing and 1 ball bearing (bearing only included in 1999-2006 models. Roller bearing can be purchased separately).
Designed for use with stock Harley-Davidson hydraulic lifters.
Can be installed on both carbureted and fuel injected models.
High lift springs required on 1999-2004 engines.
NOTE: Installer must check coil bind, valve-to-valve clearance and valve-to-piston clearance.