GM Small Block 350 c.i. Engine – 390 HP, Long Block, BluePrint Performance

Big Power in a Compact Package – BluePrint GM 350 Long Block

Alright, y’all, if you’re hunting for a reliable, high-performance upgrade for your Chevelle, Nova, or C10, the BluePrint GM 350 c.i. Long Block packs a punch with 390 horsepower and 410 ft.-lbs. of torque. This engine combines modern engineering with classic small block Chevy heritage, making it the perfect heart for your next project.

Built with BluePrint Aluminum Cylinder Heads, a hydraulic roller cam, and a high-strength cast iron block, this long block delivers durability and performance, whether you’re cruising down Main Street or tearing up the track.

What’s Included?

This long block crate engine comes loaded with:

• BluePrint High-Strength Cast Iron Block: Machined and manufactured in the USA for ultimate durability.
• Rear Sump Oil Pan and Timing Cover installed for easy setup.
• BluePrint Aluminum Cylinder Heads with 195cc intake runners for superior airflow.
• Valve Covers and Dipstick included – no extra parts hunting required!

Performance Highlights

• Horsepower & Torque: 390 HP / 410 FT. LBS. – Perfect for street performance builds.
• Compression Ratio: 9.2:1 – Runs happily on pump gas.
• Camshaft Specs:
  • Lift: .495" intake / .502" exhaust.
  • Duration (@ .050): 220° intake / 224° exhaust.
  • Lobe Separation Angle: 114°.
• Cylinder Heads:
  • 64cc combustion chambers for optimal compression.
  • 2.02" intake valves and 1.60" exhaust valves for smooth power delivery.

Why Choose the BluePrint 350 Long Block?

This engine is a dream come true for anyone looking to add reliable power to their classic Chevy:

• Plug and Play Power: Engineered for compatibility with most Chevelle, Camaro, C10, and Nova setups.
• Built to Last: With a 4-bolt main block and forged connecting rods, this engine can handle your heavy right foot.
• Low Maintenance: Designed to run on pump gas and built with hypereutectic pistons for durability.

Key Specifications:

• Displacement: 350 c.i. (5.7L)
• Horsepower: 390 HP
• Torque: 410 FT. LBS.
• Fuel Type: 87 octane or higher.

Installation Notes:

• This engine comes with a rear sump oil pan, perfect for classic small block Chevy setups.
• BluePrint recommends 32 degrees total ignition timing at 3500 RPM for optimal performance.