Wiseco 4714M09000 Piston Kit - Standard Bore 89.92mm, 13.5:1 Compression tools-general-tools-kits 1973-1975 Yamaha RD350

1973-1975 Yamaha RD350

1:12 Scale Yamaha Team YZ450F

made of durable steel

Fits most pre-78 CB

2 amp draw for 6 light set

Wiseco 4714M09000 Piston Kit - Standard Bore 89.92mm, 13.5:1 Compression tools-general-tools-kits 1973-1975 Yamaha RD350Bore: 89. 92mm Compression: 13. 5: 1 Compression Sizing: Standard Bore SPECIFICATIONS. Displacement: 398cc. Bore Standard: 90. 00mm. Bore Actual: 90. 00mm. Bore Oversize: STD. Stroke: 62. 60mm. Cylinders: 1. Compression Ratio Actual: 13. 5: 1. Note: Cylinder deglazing required. ITEM CONTENTS. 35433XR 90. 00 mm Ring Set. CW20 ROUND WIRE PIN LOCKS 20MM (PAIR). S549 PistonPin 20mm x 2. 002in. NonChromed TW All Wiseco Pistons are forged from high silicon,