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The Complete Top End Performance Kit includes:

• 102.4mm Wiseco piston 9:1 compression (up from 8.3:1) with rings, wrist pin and circlips
• Stage 1 camshaft for more power
• Top end gasket set

This kit boosts your displacement from 644cc to 675cc. Your cylinder must be bored to fit the larger piston.

Piston, Rings, Wrist Pin, Wrist Pin Bearings and Circlips included.

• This is a 2.41mm, oversized piston, so the cylinder will need to be bored.
• Displacement will go up to 675cc.

NOTE: A top end gasket set is required for installation.