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Return to Parts List Category : E- Big Block (Raised Deck) MRE AR133 B.B. MOTOR PLATE W/ CUT-OUTS "B&E" BODY 3/8" 6061-T6 ALLOY ALUMINUM (CAN BE WELDED OR ANODIZED) $175.00 AR133 – Has CNC machined triangular cutouts like the AR146 but fits B or E body cars. 35.250 wide with engine offset 1.250 inches towards the passenger side. 3/8 thick plate.     Motor plates are CNC machined from 0.375 thick 6061-T6 aluminum and fit either big block or Hemi motors. The motor plates are profile machined to match the AR224 billet timing chain cover but will also clear a stock timing chain cover or a Jesel belt drive. The motor plates also come pre-drilled on the back side for the AR207 alternator bracket mounting kit as well as the AR178 belt drive distributor bracket.    This plate has CNC machined triangular cutouts like the AR146 but fits "B" or "E" body cars.  35.250 wide with engine offset 1.250 inches towards the passenger side. 3/8 thick plate. Also available as a solid plate with no cutouts . Motor plate has the engine offset built in.  The offset goes towards the passenger side of the vehicle to line the engine up with the transmission tunnel and the rear end.   Below, the plate is shown on a 426 Hemi. It works the same on all big blocks.