B/B Chev Big M2 Sportsman Engine Block, 4.500" Bore, 10.200" Deck, 4-Bolt Main C Regulator Adapters EGT Bung Cap OnlySuit AF989-04SS-01

EGT Bung Cap OnlySuit AF989-04SS-01 Type K Weld-On

Replacement Merge Collector TabsX8 Tabs & X4 Bolts

90° Tube to Male AN Adapter 5/8"to -10ANBlue/Red Finish

The telescopic log will fit 4150 style carburettors

Kit includes two lightweight door handles with enough tubing

B/B Chev Big M2 Sportsman Engine Block, 4.500" Bore, 10.200" Deck, 4-Bolt Main C Regulator Adapters EGT Bung Cap OnlySuit AF989-04SS-01B B Chev Big M2 Sportsman Engine Block, 4. 500" Bore, 10. 200" Deck, 4 Bolt Main Caps 31223454 DA31223454 DART BIG M2 SPORTSMAN BLOCK Dart engineered the Big M to be the strongest, most reliable, and easiest to build big block on the market. The Dart Big M2 is designed from the ground up as a true racing engine block which can be used with standard off the shelf big block components. The Big M2 is cast from premium high strength Iron and beefed up in