JE Pistons Pro Seal Premium Race Series Plasma-Moly Piston Ring Set - Standard Tension - 4.125" Bore Size, 1/16" Top Ring, 1/16" 2nd Ring, 3/16" Oil Ring R03J003XXL 41 in Stud

41 in Stud

This dual-plane high rise manifold has excellent high rpm power while retaining throttle response

One gasket only

Dual 2-1/4 in Outlet

JE Pistons Pro Seal Premium Race Series Plasma-Moly Piston Ring Set - Standard Tension - 4.125" Bore Size, 1/16" Top Ring, 1/16" 2nd Ring, 3/16" Oil Ring R03J003XXL 41 in StudJE Pistons has been the industry leader in the design, development and manufacturing of forged racing pistons for 60 years. The benefit of that experience, along with the technology and data gathered over the course of those years, has enabled JE to create a product line to compliment our world class piston designs; JE Pro Seal Pistons Rings. Top teams in NASCAR, ALMS, NHRA, and AMA demand JE Pro Seal Rings for their engines. JE Pro Seal Rings are