BluePrint Engines Based Dressed 390 HP F.I. GM 350 Small-Block Crate Engine

This GM 350 small-block crate engine (BP3505CTF) offers an impressive combo of 390 horsepower and 410 ft.-lbs. of torque! The heart of this crate engine lies within a cast iron block featuring a 4-bolt main design for support. It features BluePrint Engines' aluminum cylinder heads with enhanced airflow and combustion. Its camshaft delivers precise valve timing while hypereutectic pistons provide efficient power. With a 1-piece rear main seal, each component ensures minimal wear for the best longevity.

Features and Benefits:
- High-strength, cast iron engine block with 4.000” bore
- Operates at 390 horsepower and 410 ft.-lbs. torque
- 9.2:1 compression ratio for balance of power and reliability
- 4-bolt main offers stronger bottom end for high-HP applications
- 1-piece rear main seal ensures stronger, leak-free security
- Block is drilled and tapped for clutch linkage
- Uses Holley Sniper 2 electronic fuel injection (EFI) system
- Built-in BluePrint Engines performance cylinder heads made of aluminum
- Cast iron crankshaft with 3.480" stroke and 5.700" rods
- Hypereutectic pistons for better strength and heat resistance
- Rotating assembly: internally balanced front, externally balanced rear
- Hydraulic roller cam. for lower maintenance and better strength than flat tappet cam.
- Ignition timing: 32 degrees total at 3500 RPM
- Includes mechanical fuel pump provision and passenger-side dipstick
- Backed by BluePrint Engines' 30-month/50,000-mile warranty

Also Includes:
- Aluminum intake manifold
- Valve covers
- Rear sump oil pan
- Timing cover
- HEI distributor

Cylinder Head Specifications:
- 64cc chambers
- 2.02" intake / 1.60" exhaust valves
- 195cc intake / 75cc exhaust runners

Camshaft Specifications:
- .495” intake / .502” exhaust lift
- 220 degrees intake / 224 degrees exhaust duration
- @ .050-114 degrees lobe separation

Please Note: The performance aluminum cylinder heads on this engine feature a .500" raised port vs OEM.