Wiseco R1041 Top End Kit - 1.50mm Oversize to 77.00mm, 12:1 Compression

Bore: 77.00mm
Compression: 12:1 Compression
Sizing: 1.50mm Oversize

SPECIFICATIONS.
Displacement: 1040cc.
Bore - Standard: 75.50mm.
Bore - Actual: 77.00mm.
Bore - Oversize: 1.50mm.
Stroke: 55.85mm.
Compression Ratio - Actual: 12:1.
Note: Cylinder boring required.
ITEM CONTENTS.
3032XG - 77.00 mm Ring Set.
4487M07700 - Yam FZR100089-96;YZF1000 98-98 12:1 CR.
CW19 - ROUND WIRE PIN LOCKS 19MM (PAIR).
S531 - PistonPin 19mm x 1.811in. NonChromed TW.
W5482 - Head Gasket SprgSteel FZR1000 1029/1040.

Contains all the necessary components for overboring or rebuilding your top end. Feature forged pistons, rings, wrist pins, circlips and top end gasket set.

Vehicle Fitment:

1989-1995 Yamaha FZR1000
1997 Yamaha YZF1000