Dart 31181111 Little M Chevy Block, 4.00 Inch Bore
Dart 31181111 Little M Chevy Block, 4.00 Inch Bore
$5,096.06
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.
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- Extra thick cylinder walls resist cracking and improve ring seal for more power
- Scalloped outer water jacket walls improve coolant flow around the cylinder barrels to equalize temperatures
- Priority main oiling system directs oil to the main bearings first for more dependable lubrication
- Blind tapped head bolt holes prevent water leaks
- Extra thick decks ensure reliable head gasket seal
- Standard small block deck height allows use of off the shelf parts
- Splayed outer bolts on middle main bearing caps prevent cracks
- Open lifter valley improves return to oil pan
- Enlarged lifter bosses accommodate offset and oversize lifters
- 4-bolt billet steel main caps have splayed outer bolts for extra strength
- Front and rear external oil inlets, crossovers and restrictor provisions to simplify plumbing with external pump
- Block includes special coated cam bearings, freeze plugs and dowels