69 mm 163.5cc Nikasil Athena Big Bore Cylinder. Athena 69mm Forged Race Piston Kit (Includes, Piston, Pin, Rings & Clips). Piston is 12:1 Compression (Can Be Run With Pump Or Race Gas).
Athena Complete Top End Gasket Set. This is a bolt on kit with no machining required.
The item "Honda CRF150R CRF 150R 69mm 163.5cc Athena Big Bore Cylinder Top End Piston Kit" is in sale since Saturday, November 17, 2018. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Big Bore & Top End Kits". The seller is "azquadparts" and is located in Gilbert, Arizona. This item can be shipped worldwide.