Ford Racing Engine Block Boss 351W Big Bore 9.2" Deck

These Ford Racing Big Bore Cylinder Blocks (M-6010-B35192BB) offer increased cubic inches for your next engine build. Ford Racing casts these 9.2" deck blocks out of a unique iron mix, with added material in critical areas, for the strongest possible cast block.

Features and Benefits:
- 9.2" Deck Design
- Four Bolt Main Caps
- Durable Construction
- Ford Racing Quality
- Big Bore For Increased Cubic Inches

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:
- 4.185" bore capacity (sonic check recommended), finished at 4.12" 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 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
- 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
- Designed for M6049X306/X307/C3/D3/Z304DA cylinder heads
- Recommended with M6049X306/307/Z304DA heads
- Uses common OD cam bearings M-6261-J351/R351
- Unique cam plug (M6026S351) included
- Weighs approximately 195 lbs.

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