NA-40004-6K Top End Kit 101.47/+1.50 11:1 Yam
NA-40004-6R Piston Rings 101.47mm Yam For Namura Pistons Only
NA-40004K Top End Kit 99.97/Std 11:1 Yam
NA-40004R Piston Rings 99.97mm Yam For Namura Pistons Only
NA-40005-1R Piston Rings 83.25mm Yam For Namura Pistons Only
NA-40005-2K Top End Kit 83.45/+0.50 11:1 Yam
NA-40005-2R Piston Rings 83.45mm Yam For Namura Pistons Only
NA-40005-4K Top End Kit 83.95/+1.00 11:1 Yam
NA-40005-4R Piston Rings 83.95mm Yam For Namura Pistons Only
NA-40005-6K Top End Kit 84.45/+1.50 11:1 Yam
NA-40005-6R Piston Rings 84.45mm Yam For Namura Pistons Only