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Tube Chassis Motor Plates

Chassisworks computer-machined motor plates are available for all popular engine blocks. Designed primarily for full-chassis vehicles, motor plates must be trimmed to fit and included chassis tabs welded to vehicle. Motor plates are CNC-profile-milled from 1/4"-thick 6061-T6 aluminum. Plates are 39 x 30 x 12" unless otherwise noted.

   BIG-BLOCK CHEVY MOTOR PLATE
BIG-BLOCK CHEVY MOTOR PLATE
Description: The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") will fit most Chevy big block applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6001
Price: $129.00 
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   BLANK MOTOR PLATE
BLANK MOTOR PLATE
Description: Customize this blank motor plate to fit your engine application. The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") is shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6003
Price: $110.00 
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   BRACKET SET MOTOR & MID PLATES
BRACKET SET MOTOR & 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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   CHRYSLER "B"-ENGINE MOTOR PLATE
CHRYSLER
Description: The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") will fit Chrysler "B"-engine applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6002
Price: $129.00 
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   CHRYSLER 273/360 MOTOR PLATE
CHRYSLER 273/360 MOTOR PLATE
Description: The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") will fit Chrysler 273, 318, 340, or 360 engine applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6030
Price: $129.00 
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   FORD 289-351W MOTOR PLATE
FORD 289-351W MOTOR PLATE
Description: The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") will fit Ford 289, or 351W engine applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6033
Price: $110.00 
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   FORD 429-460 WATER-PUMP MOUNT
FORD 429-460 WATER-PUMP MOUNT
Description: The motor plate is designed to bolt between the water pump and the timing cover and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer machined to accurately match the engine. Extra-large-sized trapezoidal shape (39x30x12") will fit Ford 429 or 460 water-pump-mount engine applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6043
Price: $129.00 
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   FORD 5.OL INTERNAL WATER PUMP
FORD 5.OL INTERNAL WATER PUMP
Description: The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") will fit Ford 5.0 liter internal-water-pump engine applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6044
Price: $129.00 
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   FORD CLEVELAND MOTOR PLATE
FORD CLEVELAND MOTOR PLATE
Description: The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") will fit Ford Cleveland engine applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6032
Price: $129.00 
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   FORD FE 352-428 MOTOR PLATE
FORD FE 352-428 MOTOR PLATE
Description: The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") will fit Ford FE 352, or 428 engine applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6041
Price: $129.00 
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   FORD MOTOR PLATE, 429-460
FORD MOTOR PLATE, 429-460
Description: The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") will fit Ford 429 or 460 engine applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6019
Price: $129.00 
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   MOTOR-PLATE ADAPTER FOR 6045 & 6046
MOTOR-PLATE ADAPTER FOR 6045 & 6046
Description: These billet-aluminum spacers allow you to mount a big- or a small-block Chevy engine in the same chassis when using our profile-milled motor plates. Install the small-block mounts first, and then add the spacers when you converting to a big-block. Mounting hardware is included.
SKU: 6047
Price: $70.00 
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   MOTOR-PLATE BRACKET FOR 1-1/4" TUBE (PAIR)
MOTOR-PLATE BRACKET FOR 1-1/4
Description: Designed to mount our profiled big- and small-block motor plates. These scalloped motor-plate brackets are made from 1/8"-thick, 4130 sheet, which is laser-cut and shipped flat. Its bolt pattern matches that of motor-plate adapter 6047. This bracket is "folded up" to form a ledge, which holds the motor plate. The backing-doubler washers are then welded to the back to strengthen the bracket. The bracket fits 1-1/4" tube. Ideal for chassis that need to except both big- and small-block Chevy engines.
SKU: 6074
Price: $34.00 
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   OLDS 455 MOTOR PLATE
OLDS 455 MOTOR PLATE
Description: The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") will fit Olds 455 engine applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6035
Price: $129.00 
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   PROFILED BIG-BLOCK CHEVY MOTOR PLATE
PROFILED BIG-BLOCK CHEVY MOTOR PLATE
Description: This profiled motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. Its sculpted shape allows more clearance for mounting dry sump pumps and steering shafts. The material is ¼" thick 6061-T6 aluminum, computer-machined to fit big block Chevrolet engines. It is shipped with a set of 4 mounting tabs and installation hardware. (34" wide at mounting points.)
SKU: 6046
Price: $139.00 
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   PROFILED SMALL-BLOCK CHEVY MOTOR PLATE
PROFILED SMALL-BLOCK CHEVY MOTOR PLATE
Description: This profiled motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. It's sculpted shape allows more clearance for mounting dry sump pumps and steering shafts. The material is ¼" thick 6061-T6 aluminum, computer-machined to fit small block Chevrolet engines. It is shipped with a set of 4 mounting tabs and installation hardware. (34" wide at mounting points.)
SKU: 6045
Price: $139.00 
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   SMALL-BLOCK CHEVY MOTOR PLATE
SMALL-BLOCK CHEVY MOTOR PLATE
Description: The motor plate is designed to bolt between the water pump and the engine block and make installation and removal of the engine easier. The trapezoid shape allows this one piece design to strengthen the front of the chassis. Material is ¼" thick 6061-T6 aluminum, computer-machined to accurately match the engine. Extra-large-sized trapezoidal-shape (39x30x12") will fit most Chevy small block applications. Shipped complete with hardware and a set of 4 mounting tabs.
SKU: 6000
Price: $129.00 
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All specifications and prices listed throughout the website and linked documents are subject to change.
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