BluePrint 383 Small Block Chevy Crate Engine
This 383 Chevy "Stroker" motor is a Speedway Exclusive! Machined and assembled at BluePrint Engines, each Small Block Chevy engine is dyno tested (includes individual dyno sheet) and comes with a 30 month/50,000 mile warranty. Each crate engine is built to crank out 420 hp @ 5200 rpm and 450 ft.-lbs. @ 4300 rpm.
Dyno Sheet (PDF) (Note: This sheet represents one example engine. Your individual engine may differ slightly.)
- 420 hp @ 5200 rpm
- 450 ft.-lbs. @ 4300 rpm
- 4-bolt main, 1-piece rear main seal seasoned block
- Passenger side dipstick
- Chrome valve covers and timing cover
- New plain steel oil pan
- New cast steel crankshaft
- Rotating assembly balanced to within 2 grams
- Harmonic balancer
- 153 tooth flexplate w/ single 3-bolt converter pattern 10-3/4" bolt circle
- Hypereutectic pistons
- 10:1 compression
- Hydraulic flat tappet cam
- Heavy duty double roller timing set
- Performance aluminum cylinder heads
- Hardened retainers and performance valve springs
- Aluminum dual plane intake
- New HEI distributor
- 2500 stall converter recommended
Truck Freight Shipping Charges Apply - click here for details.
- Hydraulic flat tappet
- .488" Intake lift
- .486" Exhaust lift
- 229° Intake duration @ .050"
- 230° Exhaust duration @ .050"
- 110° lobe seperation
- Intake Valves- 2.02"
- Exhaust Valves- 1.60"
- Runners- 1.95"
- Heads are a straight plug configuration
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Q & A
The engine is a really important part of our T-Bucket so we asked a few friends to help us break-in our new 383 Chevy Stroker Blue Print Crate engine. As we’ve found with a lot of the guys that work around here, they were very happy to help!
Speedway Motors and Classic Trucks called on GM Performance to power their ground up rebuild of a 1952 Chevy truck that was built in celebration of Speedway Motors’ 65th anniversary.