DCI Motorsports Pontiac custom engine builds

Stock Factory Pontiac V8 Restoration engine build

Stock Factory Restoration

Concorse correct 1955-1979 Pontiac V8 engine restorations. Original parts are utilized as much as possible, all parts, engine, head codes, and paint colors are verified during restoration process.

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Pontiac V8 Street engine build

Street V8

Perfect balance of factory and aftermarket parts to achieve the ideal modern streetable Pontiac V8 utilizing factory or aftermarket heads with carbureted or fuel injected induction.

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Pontiac V8 Street/Strip engine build

Street/Strip

Maximize the potential of a Pontiac block with a street and strip combination that is sure to impress. Aluminum heads, stroker kits, turbo, and super charger options available.

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Street DCI Ram Air Five engine build

Street DCI Ram Air Five

Perfect entry level DCI Ram Air Five (RAV) engine utilizing a factory block. Perfect for head turning street or mid level street/strip use.

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Ultimate DCI Ram Air Five engine build

Ultimate DCI Ram Air Five

All out DCI Ram Air Five (RAV) engine utilizing an aftermarket block. Built for specific applications including street/strip and full out racing.

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DCI Motorsports Products

DCI Ram Air Five Heads

DCI Ram Air Five Heads

DCI's Exclusive Split-Port™ RAV Heads, capable of 500+ cfm.

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DCI Ram Air Five Parts

DCI Ram Air Five Parts

Exclusively designed intake, headers, valves, and lifters for DCI's RAV Heads.

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Parts, Gaskets and Seals

Parts, Gaskets and Seals

Graphtite rear main seals, header gaskets, complete gasket kits, valve covers, and more

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See our entire catalog of Pontiac engine parts in the DCI Motorsports store.

Automotive Appraisal and Inspection Service

Automotive Appraisal and Inspection Service

When buying, selling or insuring a vehicle such as a muscle car, classic collector car, high-performance sports car, or custom hotrod, count on DCI Motorsports to provide an accurate inspection and appraisal. We inspect every incho of your vehicle, from the engine to the tailights, including the body, chassis, drivetrain, electrical, and suspension. Additional options available including cylinder compression and leakdown tests. We can appraise any vehicle in any condition. Servicing Northeastern Ohio and vicinity.

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Welcome to DCI Motorsports!

DCI Motorsports specializes in American muscle car restoration, engine rebuilding, and is a full racing shop. Traditional Pontiac’s are our specialty, although we do restore and work on all makes and models. The shop, which is located in Atwater, Ohio, is owned and ran by Master Technician Don Johnston. DCI is committed to excellence. From repairs to classic cars and engines, to building all out hot rods, DCI is where cars reach their full potential and exceed factory performance.


DCI Split-Port Ram Air 5™ Heads and Intakes Now Available!

DCI 5 heads flow as cast 380+ cfm @ .800″ with a 2.20 valve! Learn more… DCI 5 intake Intake capable of 1 x 4, 3 x 2’s, 2 x 4’s, roots style blower, and port  fuel injection! Learn more… DCI Ram Air 5 crate engines available! Learn more…

Pontiac V8 Engine Building Services

DSCN0805DCI Motorsports is your premier Pontiac engine builder since 1983. DCI has the expertise to build reliable, high horsepower, stroked, turbocharged and  supercharged Pontiac Engines.

  • Factory engine restoration
  • Mildly modified for street
  • High performance for pro touring
  • Blower, turbocharged and supercharged
  • Stroker cranks and custom chamber heads

We don’t just build them, we also design and sell modern high performance parts for Pontiac engines! Learn more about DCI Pontiac Engine Building

LS V8 Engine Builder

With years of experience building various GM engines, DCI Motorsports has specifications and combinations for building and modifying your LS engine.

  • Mildly modified for street
  • High performance for pro touring
  • Blower, turbocharged and  supercharged
  • Stroker cranks and custom ported heads
  • Performance replacement parts and conversion kits

Learn more about DCI LS Engine Building.

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