NPR American V8 Engine Ring Series Piston Ring Set - 4.060 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder BSPBLK31322 #2957 accepts standard flange carburetors QRP50-820 Windshield Size:Large/X-Large Mounting Bolt Pattern 2

#2957 accepts standard flange carburetors and #2956 is for 4500 Series carbs

Strategically located sealing beads surround the combustion chamber and coolant passages concentrating clamp load to prevent leakage

Loadlifter7500 XL Ultimate

Reaction and 60-foot times are improved since engine movement in the chassis is eliminated

NPR American V8 Engine Ring Series Piston Ring Set 4.060 in Bore 1.2 x 1.2 x 3.0 mm Thick Standard Tension Nitride 8 Cylinder BSPBLK31322 #2957 accepts standard flange carburetors QRP50 820 Windshield Size:Large X Large Mounting Bolt Pattern 2 #2957 accepts standard flange carburetors and #2956 is for 4500 Series carbs Strategically located sealing beads surround the combustion chamber and coolant passages concentrating clamp load to prevent leakage