1991 GMC SONOMA Chevrolet Performance Parts and Accessories

Rear Main Seal, 1-piece Style, Chevy, Each

Part Number: NAL-10088158

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

Valve, Exhaust, Steel, Single Groove, Conventional Lock, 1.500 in. Diameter, 0.344 in. Stem, Buick, Cadillac, Chevy, GMC, Pontiac, 5.0, 5.7L, Each

Part Number: NAL-19435238

Not Yet Reviewed

Estimated Ship Date: Monday 1/19/2026

Rocker Arms, Stud Mount, OEM-Style, Stamped Steel, 1.5 Ratio, Fits 3/8 in. Stud, Chevy, 5.0/5.7L, Each

Part Number: NAL-10089648

Not Yet Reviewed

Estimated Ship Date: Monday 1/19/2026

Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .344 in. Stem, Chevy, Each

Part Number: NAL-12550909

Not Yet Reviewed

STRK-D/LK

Part Number: NAL-15013147

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Special Order