Engine Block Accessories

Dart LS Next Block Sleeve 9.750" Deck 32110261    

ARP Dart Iron LS Next Main Studs 134-5901 Works with DART Iron LS Next Block. (Use 234-5608 for Stock LS and LSX Blocks and use 134-5802 for Warhawk LS Aluminum Block.) ARP Main Studs are manufactured from 8740 chrome moly steel and heat treated...

LSXceleration LS1/LS6 Finned Polished Valley Cover 54-257 Gen 3 Valley Cover without knock sensors.      

LSXceleration LS2/LS3/LS7/LSX Finned Polished Valley Cover 54-267 Gen 4 Valley Cover without DOD/AFM provisions. This valley cover does not have o-rings to seal the DOD oil galleys like some of the OEM valley covers. You must use our DOD oil...

Billet Main Caps for GM Gen V LT Block Made in USA! With the influx of lesser quality goods and materials to the US, Pro-Gram Engineering solely uses materials certified as produced in the US. This helps guarantee the quality of the materials used,...

Chevrolet Performance Engine Block Coolant Plug 12561663 28mm x 1.25 Thread, 0.500 UHL

Holley GM LS1/LS6 Trussed Valley Cover with Oil Fill - Black Billet 241-369 Holley's LS valley covers with oil fill provisions are the latest addition to our expansive lineup of LS engine dress up products. Machined from billet aluminum and featuring...

Chevrolet Performance LS Gen IV Valley Cover 12570471 - NON AFM Includes gasket, bolts and O-Rings.  

Dart LS7 Next/Next2 SHP Windage Tray Kit 32000122F  

Dart Iron LS Next Main Stud Kit 66311010  

LME Gen V LT L8T AFM Delete Baffled Valley Cover - Billet LT BILLET VALLEY COVER Baffled -12AN breather. Factory oil port thread (M12-1.75) All factory mounting locations for furl lines and lifter. AFM delete block offs. (Will fit with plugs...

LSXceleration Gen IV Trussed Valley Cover - Polished 54-264 Trussed valley cover for Gen IV LS Engines. Must use DOD Oil Block Off Plugs # 54224-8 if deleting DOD/AFM. Features: NON AFM/DOD Valley Cover  Trussed Design Includes Fasteners Does...