Crate Engine, BluePrint 496 Stroker, Long Block

496ci Stroker Long-Block Crate Engine by BluePrint Engines®

600-hp / 568 lb-ft core uses forged 4.25-inch crank and hypereutectic pistons by BluePrint Engines®.

BluePrint Engines®' 496ci Stroker Long Block is rated at 600 hp and 568 lb-ft with 10.1:1 compression. It combines forged 4.25-inch-stroke crankshaft, hypereutectic pistons, 119cc/316cc-runner aluminum heads with raised exhaust ports and hydraulic-roller camshaft (.647/.647 lift; 248/254° @ .050, 112° LSA). Naturally aspirated 496 long block uses the 600-hp core with forged 4.25-inch crankshaft and raised-exhaust-port aluminum heads.

Additional Technical Specifications • HP & Torque: 600 HP / 568 FT LBS • Compression Ratio: 10.1:1 • Hydraulic Roller Cam Block: • NEW BluePrint Cast Iron Block, 454 BBC • Manufactured and Machined in the USA! • 4-Bolt Main • 4.250" Stroke, Bored .060" over • 1-Piece Rear Main Seal • Mech fuel pump provision: Yes • Standard Deck Rotating Assembly: • 4.250" Stroke • OEM type 6.135" connecting rods w/ 150,000 psi bolts • External Cylinder Heads: • BluePrint Aluminum Cylinder Heads • 119cc chamber • 2.30" intake/1.88" exhaust valves • 316cc intake/124cc exhaust runners • Cylinder heads feature a .300 in. raised exhaust port vs an OEM casting. • Must verify header/exhaust clearance Cam Specs: • Cam Type: Roller • .647 Intake .647 Exhaust • 248 Intake / 254 Exhaust duration • @ .050 - 112 degree lobe separation Ignition Timing: • 10-16° and total timing 32-34° at 3500 rpm Also Includes: • Valve covers, oil pan and timing cover • Dyno test results shipped with engine Warranty: • 30 month / 50,000 mile Notes: • NEW BluePrint block manufactured and machined in the USA!