NX-40005-4R Piston Rings 40.96mm Yam For Namura Pistons Only
NX-40005-5K Top End Kit 41.21/+1.25 11:1 Yam
NX-40005-5R Piston Rings 41.21mm Yam For Namura Pistons Only
NX-40005-6K Top End Kit 41.46/+1.50 11:1 Yam
NX-40005-6R Piston Rings 41.46mm Yam For Namura Pistons Only
NX-40005K Top End Kit 39.96/Std 11:1 Yam
NX-40005R Piston Rings 39.96mm Yam For Namura Pistons Only
NX-40008-2 Piston Kit 47.47/+0.50 6.6:1 Yam
NX-40008-2K Top End Kit 47.47/+0.50 11:1 Yam
NX-40008-4K Top End Kit 47.97/+1.00 11:1 Yam
NX-40008-4R Piston Rings 47.97mm Yam For Namura Pistons Only