CHEVROLET TRAILBLAZER Engine Blocks & Accessories

Rear Main Seal Cover, Aluminum, Natural, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Kit

Part Number: RNB-635-518

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

Main Bolts, Outer Bolts, With Windage Tray, Chevy, LS, Each

Part Number: NAL-12560273

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Oil Galley Barbell Plug, OEM-Style, Billet Aluminum, O-Rings, Chevy, LS, Each

Part Number: DER-35603

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

Adapter, Oil Cooler, Billet Aluminum, Black Anodized, GM, LS, Each

Part Number: DER-35611

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Cap Fasteners, Main Cap Girdle Stud Kits, 6-bolt, Stud Style, 12-Point Head, Nuts, Chevy LS, Kit

Part Number: PQX-1000098

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Adapter, Oil Cooler, Billet Aluminum, Thermostat, Black Anodized, GM, LS, Each

Part Number: DER-35621

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Main Bolts, 6-Bolt Main, Inner Bolts, Chevy, 4.8, 5.3, 5.7, 6.0L, Each

Part Number: NAL-12560272

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Freeze Plugs, Brass/Steel, Chevy, GM LS Engine, Kit

Part Number: MEL-MPE-900BR-GP

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Bellhousing Dowel Pins, 0.625 in. Diameter, 1.875 in. Length, Chevrolet, Pair

Part Number: ICB-551334

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Oil Galley Plug, Nylon, White, Chevrolet, Small Block Gen III/IV, LS, Each

Part Number: MEL-MOGP-100

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Bolt, GM Genuine Parts Replacement Bolt, Hex Head Flange, M8 x 1.25, 0.900 in. Underhead Length, Grade 10.9, Steel, Gray, Each

Part Number: ADO-12556127

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Cooler Block-Off Plate, Billet Aluminum, Black Anodized, 1/8 in. NPT Port, Chevrolet, LS, Each

Part Number: EAR-LS0020ERL

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

Engine Expansion Plugs, Steel, Avanti, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Kit

Part Number: MEL-MPE-900BR

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Main Side Bolts, 6-Bolt Main, 12-Point Head, 10mm Side Studs Only, Chevy LS, Kit

Part Number: PQX-1000099

Not Yet Reviewed

Estimated Ship Date: Today

Block Off, Oil Cooler, Billet Aluminum, Black Anodized, GM, LS, Each

Part Number: DER-35601

Not Yet Reviewed

Estimated Ship Date: Today

Freeze Plugs, Brass/Steel, Chevrolet, GM LS Engine, Kit

Part Number: PIO-PE-496-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Engine Expansion Plug, Brass, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: NAL-9427693

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Engine Expansion Plugs, Cadillac, Chevy, Small Block LS, Kit

Part Number: CCA-251

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Engine Expansion, Plug Kit, Stock Replacement, Cylinder Head, 1.250 in. Diameter, Brass, Kit

Part Number: MEL-MPE-901BR

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Main Bolts, OE Replacement, GM, Set of 10

Part Number: RNB-45691

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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• Special Order

OIL GALLEY PLUG

Part Number: MEL-MOGP-100HP

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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• Special Order

Engine Expansion Plug Kit 99-12 BUI/CAD/CHV/GMC/IZU/PON/SAB 4.8L/5.3L

Part Number: EGN-PK827

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Drop Ship
• Special Order