Ford Racing Engine Block Boss 351W 9.2" Deck

These Ford Racing Cylinder Blocks (M-6010-BOSS35192) offer the strongest possible casting, and a variety of performance features. Ford Racing casts these 9.2" deck blocks out of a unique iron mix, with added material in critical areas, for the strongest possible casting.

Features and Benefits:
- 9.2" Deck Design
- Four Bolt Main Caps
- Durable Construction
- Ford Racing Quality

These engine blocks feature four-bolt mains, accommodations for roller valvetrains, plus revised oiling and cooling. These 9.2" deck Windsor blocks are great for restricted cubic inch racing classes, or to fit under lower hoods.

Specifications:
- 4.125" bore capacity, finished at 3.990" to 3.995" rough bore
- 9.2" deck height, finished at 9.200" plus .010" to .015"
- Maximum recommended stroke 4.00", clearance dependent on crankshaft/connecting rod mfgr.
- 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 (M6065BOSS) or head studs (M6014BOSS)
- Recommended with M6049X306/307/Z304DA heads
- M6051S331 or M6051CP331 head gasket recommended
- Weighs approximately 195 lbs.

Please Note: Not designed for production 302/351W or M6049Y302/Y303/X302/X303/X304/X305 cylinder heads.