374 CUBIC INCH 490 HP SEALED RACING ENGINE

Ford Racing expands its line of Sealed Racing Engines with the 490 Horsepower S374T engine developed for Circle Track and Off-Road racing. Ford Sealed Racing Engines are built to professional racing series standards to deliver reliable and lasting performance. These aren't built from repackaged production parts, but real racing parts that start with the Ford Racing BOSS 351 Block, adds Eagle® forged steel crankshaft, steel I-beam rods and forged Mahle® pistons with full floating pins and is topped with Z-Heads. Each engine is hand assembled with racing clearances.

• Designed and developed for circle track and off-road racing where spec or sealed engines are required
• 374 cubic inches  4.125" bore - 3.500" stroke
• 9.2 deck BOSS 351 block with 4-bolt mains
• 490 HP @ 6,200 / 450 lb.ft. torque @ 5,100 w/ MSD® Atomic Fuel Injection System
• 10.5:1 compression ratio
• Eagle® Forged steel crankshaft
• Eagle® forged steel I-beam connecting rods
• Mahle® forged pistons
• M-6049-Z304DA "Z" Aluminum cylinder heads w/ 2.02" intake and 1.60" stainless steel valves
• Edelbrock® Super Victor Intake manifold
• Hydraulic roller tappet camshaft,M-6250-F303 - .528" lift intake and exhaust, 226 degree intake duration @ .050" and  226 degree exhaust duration at .050"
• PAC® 1218 ovate beehive valve springs 
• 1.65:1 Roller Rocker Arms
• Double roller timing chain M-6268-B302
• 8 quart steel rear sump oil pan 
• Edelbrock® water pump
• SFI approved harmonic crankshaft balancer
• MSD® Billet distributor
• ARP®  Head Studs
• Ford Racing polished aluminum Circle Track valve covers M-6582-CT  
• Factory sealed for competition
• Engine is internally balanced, "0" balance flywheel required
• Flywheel is not included INSTALLATION NOTES: See engine installation and tuning tips. Some or all of the following items may need to be changed from your original engine or modified for proper installation:
• This engine has a rear sump performance oil pan and pickup, regular rotation timing cover and regular rotation water pump, and Circle Track valve covers. Depending on your application, a different timing cover, water pump, performance oil pan and pickup may be required. See installation notes
• Fuel pump eccentric M-6287-B302 installed, allows use of mechanical fuel pump
• A standard rotation water pump is installed on the engine. Other applications may require different water pumps and timing chain covers are available
• Damper M-6316-D302, may require a spacer for pulley alignment.
• Flywheel M-6375-D302 not included should work for most 157-tooth manual transmission applications. For other transmission applications use the proper "0" balance flywheel.
• Firing order 1-3-7-2-6-5-4-8 (5.0L HO and 351W order).
• Built with current available parts. Photo and specs may vary.