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Speedway Motors Racing Engines provides custom engine building, engine machine work, dyno testing and GM 602/604 crate engine tuning. Our machine shop in Lincoln, NE specializes in Circle Track racing engines of all forms – from 410 Sprint Car to Hobby Stock and everything in-between. We are a leader in GM 602/604 circle track crate engine dyno testing, in addition to being a certified GM crate engine repair center. The team at Speedway engine tuning knows a thing or two about approved 602 crate upgrades and can maximize 602 crate engine power.

You can count on the seasoned experts at Speedway Motors Racing Engines to help you stay in the chase. As an engine builder in Lincoln, NE we have access to the latest CNC machining technology for a more powerful and reliable engine. In addition, the Speedway engine tuners offer custom GM 602/604 crate carburetors to further optimize your racing program. Finally, claimer racing engine programs are available for numerous sanctioned Dirt Track series, including IMCA, NASCAR, USMTS, and RaceSaver.

Ships Flat Rate

Crate Engine Type: Deluxe Crate Engine

Engine Displacement: 355 cu. in.

Camshaft Type: Solid Flat Tappet

Cylinder Head Material: Cast Iron

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Ships Flat Rate

Crate Engine Type: Long Block

Engine Displacement: 350 cu. in.

Horsepower: 400 horsepower

Compression Ratio: 9.6:1

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Ships Flat Rate

Crate Engine Type: Deluxe Crate Engine

Engine Displacement: 360 cu. in.

Compression Ratio: 10.5:1

Camshaft Type: Solid Flat Tappet

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Ships Flat Rate

Crate Engine Type: Deluxe Crate Engine

Engine Displacement: 360 cu. in.

Compression Ratio: 9.0:1

Camshaft Type: Solid Flat Tappet

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Ships Flat Rate

Crate Engine Type: Deluxe Crate Engine

Engine Displacement: 360 cu. in.

Compression Ratio: 9.0:1

Camshaft Type: Solid Flat Tappet

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Ships Flat Rate

Crate Engine Type: Deluxe Crate Engine

Engine Displacement: 350 cu. in.

Horsepower: 400 horsepower

Compression Ratio: 9.72:1

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Ships Flat Rate

Crate Engine Type: Deluxe Crate Engine

Engine Displacement: 350 cu. in.

Horsepower: 350 horsepower

Compression Ratio: 9.12:1

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Ships Flat Rate

Crate Engine Type: Long Block

Engine Displacement: 350 cu. in.

Horsepower: 404 horsepower

Compression Ratio: 9.72:1

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Ships Flat Rate

Crate Engine Type: Deluxe Crate Engine

Engine Displacement: 350 cu. in.

Horsepower: 350 horsepower

Compression Ratio: 9.12:1

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Ships Flat Rate
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Engine Displacement: 410 cu. in.

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Ships Flat Rate

Crate Engine Type: Deluxe Crate Engine

Engine Displacement: 414 cu. in.

Cylinder Head Material: Aluminum

Piston Material: Forged Aluminum

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