Availability
2012 Engine Blocks & Accessories
Showing In Stock Items. Show All 22 Items.
Rear Main Seal Cover, Aluminum, Natural, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Kit
Part Number: RNB-635-518
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
BUILD IT WITH SUMMIT!
Housing, Rear Main Seal, Aluminum, Chevy, LS, Each
Part Number: SUM-G2621
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Main Cap Fasteners, 5.2L GT350 and 5.0L Coyote Blocks, Torque-To-Yield Bolts, Set of 30
Part Number: FMS-M-6345-M52
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Oil Cooler Block-Off Plate, Billet Aluminum, Black Anodized, 1/8 in. NPT Port, Chevrolet, LS, Each
Part Number: EAR-LS0020ERL
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Main Studs, Side Bolts, 12-Point Head, Ford, 4.6L, Kit
Part Number: ARP-156-5202
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Rear Main Seal Housing, Engine Crankshaft Seal Housing, Rear Main Seal, V6, One-Piece, Each
Part Number: ADO-12595923
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Lifter Valley Cover, Finned, Aluminum, Black Powdercoated, Chevy, LS, Each
Part Number: SUM-240065-BLK
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Engine Hardware Kit, Brass Freeze Plugs, Main Cap Side Bolts, Chevy, LS, Kit
Part Number: SUM-G1585
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Block Off, Oil Cooler, Billet Aluminum, Black Anodized, GM, LS, Each
Part Number: DER-35601
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Powersports Engine Fasteners, Powersports Engine and Accessory Fastener Kits, Crankcase Housing Position, Bolt Style, Stainless, Polished, Suzuki, Kit
Part Number: ARP-471-9501
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Lifter Valley Cover, Finned, Aluminum, Polished, Chevy, LS, Each
Part Number: SUM-240065-POL
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Lifter Valley Cover, Finned, Aluminum, Natural, Chevy, LS, Each
Part Number: SUM-240065-SAT
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Engine Valley Cover, Finned, Billet Aluminum, Black, Hardware Included, Chevy, Each
Part Number: TSN-81045BK
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Bellhousing Dowel Pins, 0.021 in. Offset, 0.628 in. Diameter, Ford, 4.6L/5.4L Modular, 5.0 Coyote, Pair
Part Number: QTI-RM-142
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
AN Block Adapters, -12 AN Adapters, Clear Anodized, Chevy, LS, Kit
Part Number: PGP-PRP-6865
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
AN Block Adapters, -12 AN Adapters, Black Anodized, Chevy, LS, Kit
Part Number: PGP-PRP-6866
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Grille Insert
Part Number: PUT-84182FP
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Engine Valley Cover, Finned, Billet Aluminum, Polished, Hardware Included, Chevy, Each
Part Number: TSN-81045P
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Top Street Performance Trussed-Style Engine Valley Covers 81043C
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster