Vito's Performance Yamaha Blaster piston - fits BIG BORE 240 KIT 73.00 cy240kit This is a HEAVY DUTY

This is a HEAVY DUTY unit

Fits many Sportsman and Scrambler 550 + 850 models

1999-2004 Honda TRX400EX

- Crowned domes

Improves mid-range power because the engine gets the fuel it wants sooner as the slide lifts

Vito's Performance Yamaha Blaster piston - fits BIG BORE 240 KIT 73.00 cy240kit This is a HEAVY DUTYThis is a genuine Yamaha Blaster piston made for Vito's Performance This fits the 73. 00 mm BIG BORE 240cc cylinders This cast aluminum piston includes rings, circlips, and wrist pin Available in 72. 00mm, 72. 50mm and 73. 00mm, as well please see our other listings (photos shows STD size, but you will receive 73. 00)