Hastings Piston Rings - 4.360 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Plasma Moly - 8-Cylinder 2M692040 Battery Terminal Boot NASCAR and SCCA regulations

NASCAR and SCCA regulations

This new height allowed for larger radius air entries which were optimized using Computational Fluid Dynamics (CFD) software to deliver smoother flow into new fully machined

CNC machined from solid billet aluminum

This high output coil is meant to be used with MSD's Pro 600 CDI (PN 8000)

Technical Specs: Arm: Right RearLength: 14" (from center of torsion bar hole to end)

Hastings Piston Rings - 4.360 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Plasma Moly - 8-Cylinder 2M692040 Battery Terminal Boot NASCAR and SCCA regulationsProduct Description: Piston Rings 4. 360 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Steel Plasma Moly 8 Cylinder For nearly 100 years, Hastings has earned its reputation as a leader in piston ring technology.