S&S CYCLE Camshaft Kit - 509G Gear Drive - Twin Cam '99-'06

Features

• Bolt in cams for 88 CID engines with stock compression ratios
• Increases valve timing accuracy by eliminating timing chain lash and loosely fit stock chain drive
• Reverses the rear cam's direction of rotation, providing additional operating clearance between cam lobes; resulting in higher cam lifts that are possible with the gear kit
• Material must be removed from inner surface of the stock gear cover to install
• S&S recommends that adjustable pushrod/cover kit to be used
• Cam bearings and gaskets must be replaced when installing new cams
• Lowers loft allows cams to be bolted into 96"-106" '06 engines with stock valve springs
• Strongest from 1000-4500 rpm
• 180 psi cranking compression; no need for compression releases
• A hydraulic press and other professional level tools are required to install
• Kit includes cams, inner gears, outer drive gears, inner and outer bearings, gaskets and instructions
• Made in the USA

Notes

• Not for '06 Dyna.
• Installer must check coil bind, valve to valve clearance and valve to piston clearance.
• Due to the inherent characteristics of gear drives, you may experience more valve train noise.

CALIFORNIA WARNING: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. Not legal for sale or use on any EPA pollution controlled motor vehicle.

Specs

Product Name	Cam Kit
Type	Gear
Application	Exhaust / Intake
Grind	509 Series
Intake Lift	0.509"
Intake Open	18°
Intake Close	18°
Intake Duration	216°
Intake Lift at TDC	0.174"
Intake Lobe Centerline	90°
Exhaust Lift	0.509"
Exhaust Open	46°
Exhaust Close	11°
Exhaust Duration	237°
Exhaust Lift at TDC	0.140"
Exhaust Lobe Centerline	107.5°
Units	Kit
Riding Style	Street