Description

Std Dome Top Pistons with 10.5:1 Compression Ratio. Fits Twin Cam 2007 up with 103ci Engine & Big Bore 96ci to 103ci Conversion.

Product Details

Features & Benefits:–

* Bore = 3.875in.

* Stroke = 4.375in.

* Forged 4032 Alloy is an 11% silicon alloy that is formed in a forging press then fully machined

* Best resistance to cracking in hi-comp performance applications

* Require .001in. wider piston to wall clearance

* Anti-Friction skirt coating.

* Complete kit includes: two pistons, rings, wrist pins and clips.

Tech Tips:-

* 10.5:1 Compression Ratio with 85cc Head Chamber Volum e.

* Follow Ring Eng Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.

MFR PART No: KB909C.STD
Dynobike PART No: KB909C.STD