Enginetech M43638-030 Engine Premium Piston Ring Complete Set Timing Belt Water Pump Kit Each piston ring features consistent

Each piston ring features consistent end gaps that follow SAE guidelines

If your engine uses the main bearing set with the standard size shaft size of 5mm

1986-1987 PONTIAC GRAND PRIX 5

the EM2475 engine exhaust valve offers an excellent balance of quality

Enginetech M43638-030 Engine Premium Piston Ring Complete Set Timing Belt Water Pump Kit Each piston ring features consistentThe Enginetech M43638 030 Engine Premium Piston Ring Complete Set is designed to deliver exceptional performance and reliability for your engine rebuild projects. Crafted with precision, these piston rings feature consistent end gaps following SAE guidelines, ensuring optimal sealing and reducing blow by. The set includes top compression rings with a thickness of 3 32 inch, second compression rings at 5 64 inch, and oil rings measuring 3 16 inch, all