S&S Cycle Pinion Shaft Conversion Kit for 1977-1999 Harley-Davidson Big Twin

S&S Cycle Pinion Shaft Conversion Kit for 1977-1999 Harley-Davidson Big Twin

When building or overhauling a Big Twin engine with S&S flywheel assemblies, matching the correct oil pump drive gear and pinion shaft components is essential for reliable performance. This S&S Cycle conversion kit provides everything needed to pair S&S flywheels with the proper drive configuration, ensuring accurate gear mesh, correct oil flow, and smooth engine operation from the first kick.

Key Features

• Enables use of S&S flywheel assemblies in 1977-1999 Big Twin engines and scratch-built motors
• Includes oil pump drive gear, pinion shaft oil pump gear, pinion shaft spacer, and pinion shaft nut
• Ensures correct oil pump drive configuration for S&S flywheel builds
• Compatible with 1984-1999 style 24-tooth oil pump drive gear
• Made in the USA by S&S Cycle

Technical Specifications

• Contents: Oil pump drive gear, pinion shaft oil pump gear, pinion shaft spacer, pinion shaft nut
• Drive Gear Teeth: 24-tooth (1984-1999 style)
• Application: 1977-1999 Big Twin with S&S flywheel assemblies
• Country of Origin: USA

Fitment Notes

• Designed for use with S&S flywheel assemblies in 1977-1999 Harley-Davidson Big Twin engines
• Also suitable for scratch-built engines using S&S flywheel assemblies
• Must be used with a 24-tooth 1984-1999 style oil pump drive gear
• Not intended for use with stock OEM flywheel assemblies
• Review the Fitment tab for complete compatibility information