340 Main Caps

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340 main caps. While mild steel main caps may look like main caps and are economical they are the wrong material for a performance application. Main caps angled outer bolts 4 bolt mopar small block la 5 2 5 6l set these aftermarket main bearing caps not only strengthen factory two bolt blocks but will add a measurable degree of strength to four bolt blocks also. Estimated ship date loading 11 30 2020 if ordered today. Main cap chevy sbc 350 oem 4 bolt replacement billet steel main caps middle 3 caps not yet reviewed.

Once all main journal locations have been checked apply prelube and install the caps tightening to spec. Plastiguage is oil soluable so there is no reason to try removing it. Pit stop usa is the online motorsports superstore. Billet speedworks billet main caps pro gram engineering billet main caps billet speedworks is the new home for pro gram engineering chevy billet main caps ford billet main caps mopar billet main caps 2jz billet main caps rb26 girdle pro gram main caps viper billet main caps pontiac billet main caps.

Thicker bulkheads and higher main bearing caps to strengthen the bottom end stronger connecting rods a revised oil pump with a 90 degree adaptor a special carburetor and cam the 340 s initial power rating was 275 horsepower gross. Pro gram engineering has served the automotive community for 22 years and is proud to claim the title of the world s largest and best manufacturer of aftermarket main bearing caps.