NPR American V8 Engine Ring Series Piston Rings - 4.030 in Bore - 1.5 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 550-511-3XD Throttle Shaft Kit

Throttle Shaft Kit

Production

Adapter features O-ring seals between the pan and the adapter and 1-1/16" -12 AN oil inlet and outlet ports

Accepts divorced choke

this piston has undergone engineering changes to handle higher horsepower 4-barrel applications (approximately 650 hp) and angle milled heads

NPR American V8 Engine Ring Series Piston Rings - 4.030 in Bore - 1.5 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 550-511-3XD Throttle Shaft KitProduct Description: Piston Rings American V8 Engine Ring Series 4. 030 in Bore 1. 5 x 1. 5 x 3. 0 mm Thick Standard Tension Steel Nitride 8 Cylinder NPR Piston Rings is a world leader in the production of piston rings. A long time supplier for OEM applications, they also produce a line of performance piston rings designed for top tier performance and reliability. With performance piston rings for a wide range of engines, including popular V8's from