Small Block
- The legend is reborn with this all new 351 block! Stronger than the original!
- 4.125" bore capacity, finished at 3.990" to 3.995" rough bore
- 9.5" deck height, finished at 9.500" plus .010" to .015"
- Maximum recommended stroke 4.250", clearance dependent on crankshaft/connecting rod manufacturer
- Splayed 4-bolt main on 2, 3, 4, main caps
- 2-bolt main on 1 and 5 main caps
- Main bearing bores finished to low limit
- 2.749" main journal diameter (stock 351C size)
- Finished lifter bores
- Machined to accept factory roller lifter guides and lifter guide retainer
- Revised oiling and cooling system passageways
- Siamese bore with drilled coolant crossover
- Increased bulkhead material
- Threaded core and galley plugs (straight thread port plugs with O-ring)
- Requires special length 1/2" head bolts M-6065-BOSS or head studs M-6014-BOSS recommended with M-6049-X306/307/Z304DA heads
- Designed for M-6049-X306//X307/C3/D3/Z304DA cylinder heads. Not designed for production 302/351W or M-6049-Y302/Y303/X302/X303/X304/X305 cylinder heads
- Uses common OD cam bearings M-6261-J351/R351
- Unique cam plug M-6026-S351 included
- M-6051-S331 or M-6051-CP331 head gasket recommended
- Weighs approximately 205 lbs.
- Great price and value
- The foundation for 9.5" deck projects
Specifications:
Where are the m6010 boss 302 and 351 Block series currently being cast?
Motor Vehicles
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Tools:
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Electrical Cords
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