New and improved through a state-of-the-art foundry and new tooling, the "Big M2" is engineered to be the most durable and easiest to build big block Chevy cur-rently offered. Cast from high-strength iron, block may be used with standard off the shelf components, and fea-tures a competition oiling system, extra-thick cylinder walls and decks, and choice of ductile iron or billet steel main caps. Choose from standard (9.800") or tall deck (10.200") versions in 4.250", 4.500", or 4.600" bore sizes
Features
- Main Journal Type:
- Standard BBC
- Engine Block Style:
- Stock/OEM standard deck
- Deck Height (in.):
- 9.800 in.
- Cylinder Bore as Shipped:
- 4.590 in.
- Cylinder Bore Diameter:
- 4.600 in.
- Maximum Bore Diameter:
- 4.625 in.
- Engine Block Material:
- Cast iron
- Engine Block Weight (lbs):
- 280 lbs.
- Main Bolt Style:
- 4-bolt
- Main Caps Included:
- Yes
- Main Cap Material:
- Billet Steel
- Main Cap Fasteners Included:
- Yes
- Main Bearings Included:
- No
- Rear Main Seal Style:
- 2-piece
- Finished Cylinder Bores:
- No
- Raised Cam Location:
- No
- Cam Bearings Included:
- Yes
- Freeze Plugs Included:
- Yes
- Quantity:
- Sold individually.
- Notes:
- Block bores are .10 undersized to allow for piston set up.
