FITMENT

• 1984-1999 Carbureted Chassis
• Custom Chassis designed for Harley-Davidson Evolution Engines

FEATURES AND BENEFITS

• Huge Power increase over stock engine
• 124 cubic inch displacement
• 4 1/8" Bore
• 4 5/8" Stroke
• 640 Cam
• 1.671" diameter Crankpin
• .927" Wristpin
• Piston Cooling Jets
• S&SForged Pistons
• 10.8:1 Compression
• S&S3 Piece Flywheel
• HVHP Oil Pump
• Electric Compression Releases
• S&SSuper G Carburetor
• S&SSlasher Air Cleaner
• S&SSuperstock Ignition

*Will require high performance clutch

Manufacturer: S&S Cycle
Part Number: 310-0925

Instructions Sheets:
Instructions Sheet (CLICK HERE)
Instructions Sheet 2 (CLICK HERE)