S&S Cycle Easy Start Gear Drive Camshaft Kit 551 - Cams with Inner Gears Only - 106-5441

Features:

• S&S 551GE Gear Drive Easy Start cam is designed to greatly improve valve timing accuracy by eliminating timing chain lash and Easy Start Cams allow stock starter to start any engine
• Kit includes cams with inner gears
• Intake Opening (degrees): 17
• Intake Closing (degrees): 19
• Exhaust Opening (degrees): 41
• Exhaust Closing (degrees): 17
• Intake Duration (degrees): 215
• Exhaust Duration (degrees): 237
• Intake Lift (in): .550
• Exhaust Lift (in): .550
• Intake Lift at TDC (in): .178
• Exhaust Lift at TDC (in): .170
• For 1999-2004, these cam are not bolt in and need special springs. These cams are bolt in for 2005-2006 and can use stock springs
• Camshaft set with inner gears only. Installation gasket and hardware kit not included
• 551 cams are not recommended with compression ratio of 10:1 or higher

Installation Instructions (1.62 MB)