NPR American V8 Engine Ring Series Piston Ring Set - 4.070 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 302-401 MAC-1X Single High Output Helmet

MAC-1X Single High Output Helmet Air Pumper System

Features include an 11 valve angle

The Launch Control also features two other rpm limits

Bolts have 1/4"-20 threads and a built-in captured washer

KSE Tandem Mounting Bracket SBC Direct Head Mount

NPR American V8 Engine Ring Series Piston Ring Set - 4.070 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 302-401 MAC-1X Single High Output HelmetProduct Description: Piston Rings American V8 Engine Ring Series 4. 070 in Bore 1. 2 x 1. 2 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