Total Seal Classic Race Piston Rings - 4.040 in Bore - Drop-in - 8-Cylinder R07C152XL MSD 6-Offroad PN 6470 or

MSD 6-Offroad PN 6470 or MSD 8 Ignition PNs 7800

REceiver PRO routes your two-way radio through the input while connecting your earbuds to the output

No Tuning Required

Must be used with an MSD ignition control

Better Traction

Total Seal Classic Race Piston Rings - 4.040 in Bore - Drop-in - 8-Cylinder R07C152XL MSD 6-Offroad PN 6470 orProduct Description: Piston Rings Classic Race 4. 040 in Bore Drop in 1 16 x 1 16 x 3 16 in Thick Standard Tension Ductile Iron 8 Cylinder Total Seal's patented Gapless Piston rings provide increased performance through unmatched sealing of the cylinder and combustion gasses in the combustion chamber. Increased horsepower and torque along with longer engine life are just a couple of the reasons why Total Seal's Gapless A Piston rings are the best