Enginetech BC450J | Main Bearings for 90-93 GM/Buick 3.8L/231 and 91-93 3.3L/204

Single Exhaust Valve\n\nCompatible with: GM & Buick 3.3L 204/3.8L 231 (Enginetech V2317)\nNominal Stem Diameter: 11/32 inches\nET Stem Diameter: 0.3409 inches\nStandard Head Diameter: 1.490...

Enginetech S94016 | Premium Piston Rings for 89-93 GM/Buick 3.3L/204 V6 | Steel or Moly Top | 1.5 / 1.5 / 3.0mm

Enginetech C96146 | Premium Piston Rings for 93-95 GM/Buick 3.8L/231 3800 V6 | Chrome or Moly Top | 1.2 / 1.5 / 3.0mm

Enginetech M96136 | Premium Piston Rings for 88-93 GM/Buick 3.8L/231 V6 3800 | Ductile Top | 1.5 / 1.5 / 3.0mm