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BB Chevy, Dart Big M Block, 9.800 Deck Height, 4.250 Bore, Steel Main Caps, Engine Block
Dart Big M block has reinvented high horsepower engine builds. Dart has engineered the Big M to be the strongest, most reliable, and easiest to build big block on the market. Features Simaesed extra thick cylinder walls resist cracking and improve ring seal, Scalloped outer water jacket walls improve coolant flow around the cylinder barrels to equalize temperature. Steel Four bolt main bearing caps have splayed outer bolts. Crankshaft tunnel has clearance for 4.500 Stroke crankshaft. Rear four bolt cap uses standard oil pump and two piece rear seal. Rated to support 2000+ horsepower engine builds.
Old Dart Number: 31263344
| Categories | Crate Engines, Engine Components |
|---|---|
| Manufacturer Part Number | 31213344 |
| Brand | Dart |
| Part Type | Engine Blocks |
| Vehicle Make | Chevrolet |
| Engine Type | Big Block |
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