Dart Little M 350 Mains, 4.125 Bore, 50mm Cam PN 31131211

Description

Dart Little M 350 Mains, 4.125 Bore w/ 50mm Cam Tunnel
**This block is a factory second, it has a small area of casting porosity on the #3 main saddle the bearing will have plenty of surface area contact and the load is on the cap side regardless**
True race block which will work with most standard components. Provisions for wet or dry sump oiling systems. Great for power adders and maximum effort engines.
The Dart Little M is designed from the ground up as a true racing engine block which can be used with standard off the shelf small block components.
The Little M is cast from premium high strength Iron and beefed up in all the critical areas. A competition oiling system ensures adequate lubrication to the main bearings at high RPM. Front and rear external oil feed, crossover and restrictor provision simplify plumbing with external pumps.
This block with the optional 50mm cam tunnel, would cost you 00 if it was not a factory issue.
• Uses standard small block parts, including cam, timing
chain, oil pump, oil pan, oil filter, motor mounts, mechanical fuel pump, and clutch linkage.
• Priority main oiling system feeds main bearings first.
•
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.
• Front & rear external oil feed, crossover and restrictor
p
rovision to simplify use of external oil pumps.
9.025 Deck
350 Mains
4.125 Bore
2 Piece rear seal
50mm cam tunnel
Serial # 4823L
Freight
Shipping is generally around 0-200 depending on your region. We suggest shipping to a commercial location with a loading dock and or forklift truck. Residential shipping is available but will cost an additional 0 minimum. Please send me a message with your complete shipping address and state if this will be a business delivery or residential.
Check out our ebay store for many other blocks, cranks, rods, etc.