New and improved through a state-of-the-art foundry and new tooling, the "Little M2" is the affordable alternative to used small block Chevy, four-bolt blocks. Fully compatible with off-the-shelf components, block includes extra-thick
New and improved through a state-of-the-art foundry and new tooling, the "Little M2" is the affordable alternative to used small block Chevy, four-bolt blocks. Fully compatible with off-the-shelf components, block includes extra-thick cylinder walls and decks, priority main oiling, standard cam location, choice of billet steel or ductile iron main caps and 350 or 400 cylinder bore, and main bearing sizing.
Features
- Uses standard small block parts, including cam, oil pump, oil pan, oil filter, motor mounts, mechanical fuel pump, and clutch linkage.
- Priority main oiling system feeds main bearings first.
- Center lifter oil crossover for improved lifter oiling.
- Siamese cylinder bores with extra thick walls resist cracking and improve ring seal for more power (minimum .275" thick with 4.185" bore).
- Open lifter valley improves oil return to pan.
- Enlarged lifter bosses accommodate offset and oversize lifters.
- Blind head bolt holes don't go through to water jacket.
- Billet steel 4-bolt main bearing caps on all 5 mains.
- Standard oil pan rail width
- Oil gallery holes machined for o-ring plugs.
- Parts kit included, Cam bearings not included.
cylinder walls and decks, priority main oiling, standard cam location, choice of billet steel or ductile iron main caps and 350 or 400 cylinder bore, and main bearing sizing.
Features
- Uses standard small block parts, including cam, oil pump, oil pan, oil filter, motor mounts, mechanical fuel pump, and clutch linkage.
- Priority main oiling system feeds main bearings first.
- Center lifter oil crossover for improved lifter oiling.
- Siamese cylinder bores with extra thick walls resist cracking and improve ring seal for more power (minimum .275" thick with 4.185" bore).
- Open lifter valley improves oil return to pan.
- Enlarged lifter bosses accommodate offset and oversize lifters.
- Blind head bolt holes don't go through to water jacket.
- Billet steel 4-bolt main bearing caps on all 5 mains.
- Standard oil pan rail width
- Oil gallery holes machined for o-ring plugs.
- Parts kit included, Cam bearings not included.
- Engine Block Material:
- Cast iron
- Engine Block Style:
- Aftermarket/OEM standard deck
- Deck Height:
- 9.025 in.
- Cylinder Bore Diameter:
- 4.125 in.
- Maximum Bore Diameter:
- 4.185 in.
- Cylinder Bore as Shipped:
- 4.115 in.
- Finished Cylinder Bores:
- No
- Maximum Stroke:
- 4.250 in.
- Main Caps Included:
- Yes
- Main Cap Material:
- Billet Steel
- Main Bolt Style:
- 4-bolt
- Main Journal Type:
- 350 mains
- Rear Main Seal Style:
- 2-piece
- Main Cap Fasteners Included:
- Yes
- Main Bearings Included:
- No
- Engine Block Weight (lbs.):
- 205 lbs.
- Raised Cam Location:
- 0.391 in.
- Cam Bearings Included:
- No
- Freeze Plugs Included:
- Yes
- Finish:
- Natural
- Quantity:
- Sold individually.
- Notes:
- 0.391 in Raised Cam Location, Block bores are .10 undersized to allow for piston set up.
- Make:
- Chevrolet
- Engine Family:
- Chevy small block Gen I
