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Tube Chassis Mid Plates

Chassisworks computer-machined mid plates are available for a broad variety of drivetrain combinations and chassis types. Designed primarily for tube chassis and front clips, mid plates must be trimed to fit and chassis mounts fabricated. Mid plates are available in three styles: open-center .090"-thick steel for use with front clip conversions or factory frames; 28-3/4 x 20 x 1/8"-thick 6061-T6 for tube chassis vehicles; and 24 x 24 x 1/4"-thick 6061-T6 for high-horsepower Pro Modified / Outlaw cars.

Note: Steel mid plates require bracket set (6036), sold separately.

   BLANK MID PLATE, ALUMINUM (28X20")
BLANK MID PLATE, ALUMINUM (28X20
Description: This mid plate is designed to bolt between the engine block and the bell housing. Use this mid plate with a motor plate to complete the engine installation. It must be cut to fit the chassis and it mounts to the tube frame. Computer-machined out of 1/8"-thick, 6061-T6 aluminum. Drill to match your engine block bolt pattern. Shipped complete with mounting tabs and hardware.
SKU: 6006
Price: $89.00 
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   CHEVROLET (ALL) MID PLATE, ALUMINUM (28X20")
CHEVROLET (ALL) MID PLATE, ALUMINUM (28X20
Description: This mid plate is designed to bolt between the engine block and the bell housing. Use this mid plate with a motor plate to complete the engine installation. It must be cut to fit the chassis and it mounts to the tube frame. Computer-machined out of 1/8"-thick, 6061-T6 aluminum to fit Chevrolet engines. Shipped complete with mounting tabs and hardware.
SKU: 6004
Price: $109.00 
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   CHEVY (ALL) MID PLATE, STEEL (30X14")
CHEVY (ALL) MID PLATE, STEEL (30X14
Description: This steel mid plate is designed to bolt between the engine block and the bell housing. It is thinner and made for cars with an existing production firewall. This mid plate must be used with a motor plate to complete your engine installation. It is sculpted to fit the firewall of production cars and bolts onto the frame rails by fabricating your own mounts. Material is .100"-thick steel and is laser cut to fit small block Chevrolet engines. Use part number 6036 bracket set for easier installation.
SKU: 6027
Price: $50.00 
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   CHEVY FUEL-CAR-STYLE MID PLATE (24X24")
CHEVY FUEL-CAR-STYLE MID PLATE (24X24
Description: This fuel-car-style mid plate is designed to bolt between the engine block and the bell housing. It is tall enough to fit in a typical fuel car chassis. Mid plates must be used with a motor plate to complete your engine installation. This mid plate must be cut to fit the chassis and mounts onto the chassis of tube frame cars. The material is ¼" thick 6061-T6 aluminum, computer machined to fits big block and small block Chevrolet engine blocks.
SKU: 6023
Price: $184.00 
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   CHRYSLER "B" MID PLATE, ALUMINUM (28X20")
CHRYSLER
Description: This mid plate is designed to bolt between the engine block and the bell housing. Use this mid plate with a motor plate to complete the engine installation. It must be cut to fit the chassis and it mounts to the tube frame. Computer-machined out of 1/8"-thick, 6061-T6 aluminum to fit Chrysler "B"-engines. Shipped complete with mounting tabs and hardware.
SKU: 6005
Price: $109.00 
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   CHRYSLER 383-426-440 MID PLATE (30X14")
CHRYSLER 383-426-440 MID PLATE (30X14
Description: This steel mid plate is designed to bolt between the engine block and the bell housing. It is thinner and made for cars with an existing production firewall. This mid plate must be used with a motor plate to complete your engine installation. It is sculpted to fit the firewall of production cars and bolts onto the frame rails by fabricating your own mounts. Material is .100"-thick steel and is laser cut to fit Chrysler 383, 426, or 440 engines. Use part number 6036 bracket set for easier installation.
SKU: 6028
Price: $61.00 
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   CHRYSLER SMALL-BLOCK MID PLATE, STEEL (30X14")
CHRYSLER SMALL-BLOCK MID PLATE, STEEL (30X14
Description: This steel mid plate is designed to bolt between the engine block and the bell housing. It is thinner and made for cars with an existing production firewall. This mid plate must be used with a motor plate to complete your engine installation. It is sculpted to fit the firewall of production cars and bolts onto the frame rails by fabricating your own mounts. Material is .100"-thick steel and is laser cut to fit a Chrysler small block engine. Use part number 6036 bracket set for easier installation.
SKU: 6031
Price: $113.00 
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   FORD 429-460 MID PLATE, STEEL (30X14")
FORD 429-460 MID PLATE, STEEL (30X14
Description: This steel mid plate is designed to bolt between the engine block and the bell housing. It is thinner and made for cars with an existing production firewall. This mid plate must be used with a motor plate to complete your engine installation. It is sculpted to fit the firewall of production cars and bolts onto the frame rails by fabricating your own mounts. Material is .100"-thick steel and is laser cut to fit Ford 429 or 460 engines. Use part number 6036 bracket set for easier installation.
SKU: 6029
Price: $61.00 
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   FORD BIG-BLOCK MID PLATE, ALUMINUM (28X20")
FORD BIG-BLOCK MID PLATE, ALUMINUM (28X20
Description: This mid plate is designed to bolt between the engine block and the bell housing. Use this mid plate with a motor plate to complete the engine installation. It must be cut to fit the chassis and it mounts to the tube frame. Computer-machined out of 1/8"-thick, 6061-T6 aluminum to fit Ford 429-460 block engines. Shipped complete with mounting tabs and hardware.
SKU: 6020
Price: $113.00 
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   FORD FE 352-428 MIDPLATE, STEEL
FORD FE 352-428 MIDPLATE, STEEL
Description: This steel mid plate is designed to bolt between the engine block and the bell housing. It is thinner and made for cars with an existing production firewall. This mid plate must be used with a motor plate to complete your engine installation. It is sculpted to fit the firewall of production cars and bolts onto the frame rails by fabricating your own mounts. Material is .100"-thick steel and is laser cut to fit a Ford FE 352, or 428 engine. Use part number 6036 bracket set for easier installation.
SKU: 6042
Price: $61.00 
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   FORD SMALL-BLOCK MID PLATE, STEEL (30X14")
FORD SMALL-BLOCK MID PLATE, STEEL (30X14
Description: This steel mid plate is designed to bolt between the engine block and the bell housing. It is thinner and made for cars with an existing production firewall. This mid plate must be used with a motor plate to complete your engine installation. It is sculpted to fit the firewall of production cars and bolts onto the frame rails by fabricating your own mounts. Material is .100"-thick steel and is laser cut to fit a Ford small block engine. Use part number 6036 bracket set for easier installation.
SKU: 6034
Price: $61.00 
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   FUEL-CAR-STYLE MID PLATE; NO ENGINE HOLES (24X24")
FUEL-CAR-STYLE MID PLATE; NO ENGINE HOLES (24X24
Description: This fuel-car-style mid plate is designed to bolt between the engine block and the bell housing. It is tall enough to fit in a typical fuel car chassis. Mid plates must be used with a motor plate to complete your engine installation. This mid plate must be cut to fit the chassis and mounts onto the chassis of tube frame cars. The material is ¼" thick 6061-T6 aluminum, computer machined and ready to be drilled to match your engine block.
SKU: 6024
Price: $184.00 
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   Mounting Bracket Set for Motor Plates and Mid Plates
Mounting Bracket Set for Motor Plates and Mid Plates
Description: Set of four chassis mount brackets and hardware to mount steel mid plates in tube chassis.
SKU: 6036
Price: $13.00 
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   PONTIAC-BUICK-OLDS V8 MIDPLATE
PONTIAC-BUICK-OLDS V8 MIDPLATE
Description: This steel mid plate is designed to bolt between the engine block and the bell housing. It is thinner and made for cars with an existing production firewall. This mid plate must be used with a motor plate to complete your engine installation. It is sculpted to fit the firewall of production cars and bolts onto the frame rails by fabricating your own mounts. Material is .100"-thick steel and is laser cut to fit Pontiac, Buick or Olds V8 engines. Use part number 6036 bracket set for easier installation.
SKU: 6049
Price: $61.00 
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All specifications and prices listed throughout the website and linked documents are subject to change.
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