Sealed Power Ring Set, Pontiac 389, .030" Over (4.093") SPR-E253K-030

Sealed Power (Speed-Pro) premium replacement piston ring set for Pontiac 389 engines, sized for a .030" over bore (4.093").

Ring Pack

• 5/64" top, 5/64" second, 3/16" oil
• Moly-faced top ring for excellent seal and long life
• Complete set for all 8 cylinders

Match your ring set to your finished bore size. Not sure of your over-bore? Measure your bores or ask our tech team and we'll confirm the right set.

Fishbowl part: SPR-E253K-030