OEM Style Piston Kit - 0.50mm Oversize to 73.50mm This SP1 OEM Style Piston Kits fits your 1990 Yamaha EX570H High Altitude and is perfect for a tune up or performance upgrade. .
SP1 Piston Kit for 1990 Yamaha EX570E Exciter LE - Engine Pistons dj
SP1 Piston Kit for 1987-1990 Yamaha EX570 Exciter - Engine os
SP1 Piston Kit for 1990 Yamaha EX570H High Altitude - Engine si
SP1 Piston Kit for 1988-1989 Yamaha EX570E Exciter Deluxe - yr
