Wiseco 663M07800 Piston Kit - Standard Bore 77.91mm helmets-modular-helmets-snow 2017 Arctic Cat Alterra 90

2017 Arctic Cat Alterra 90

Internal Spark Arrestor

2013-2014 Aprilia RSV4 R APRC ABS

and offers stronger clamping and significant weight reduction for improved front end performance

Wiseco 663M07800 Piston Kit - Standard Bore 77.91mm helmets-modular-helmets-snow 2017 Arctic Cat Alterra 90Bore: 77. 91mm Compression: Standard Compression Sizing: Standard Bore SPECIFICATIONS. Displacement: 650cc. Bore Standard: 78. 00mm. Bore Actual: 78. 00mm. Bore Oversize: STD. Stroke: 68. 00mm. Cylinders: 2. ITEM CONTENTS. 3071LK 78. 00 mm Semi Keystone L Ring Set. CW20 ROUND WIRE PIN LOCKS 20MM (PAIR). S512 PistonPin 20mm x 2. 362in. NonChromed TW All Wiseco Pistons are forged from high silicon, low expansion aluminum which offers superior strength,