Crate Engine, BluePrint 350ci, Long Block

350ci Long-Block Crate Engine by BluePrint Engines®

390-hp / 410 lb-ft core uses cast crankshaft and hypereutectic pistons by BluePrint Engines®.

BluePrint Engines®' 350ci Long Block is rated at 390 hp and 410 lb-ft with 9.2:1 compression. It combines cast crankshaft, hypereutectic pistons, aluminum cylinder heads and hydraulic-roller camshaft (.495/.502 lift; 220/224° @ .050, 114° LSA). Long-block configuration supplies the assembled engine core with valve covers/oil pan/timing components; induction and accessory drive are selected separately.

Additional Technical Specifications • HP & Torque: 390 HP / 410 FT LBS • Compression Ratio: 9.2:1 • Hydraulic Roller Cam • Cast Iron Crankshaft Block: • NEW BluePrint Cast Iron Block • Manufactured and Machined in the USA! • 4-Bolt Main • 4.000" Bore • 1-Piece Rear Main Seal • Mech fuel pump provision: Yes • Passenger Side Dipstick • Drilled and tapped for clutch linkage Rotating Assembly: • 3.480" Stroke • Forged 5.700" connecting rods • Internal Front/ External Rear engine balance Cylinder Heads: • 64cc chamber • 2.02" intake/1.60" exhaust valves • 195cc intake/75cc exhaust runners Cam Specs: • Cam Type: Roller • .495 Intake .502 Exhaust • 220 Intake / 224 Exhaust duration • @ .050 - 114 degree lobe separation Ignition Timing: • 32 Degrees Total at 3500 RPM Also Includes: • Timing cover • Dyno test results shipped with engine Warranty: • 30 month / 50,000 mile Notes: • The performance aluminum cylinder heads on this engine feature a .500 raised port vs OEM.