The overall dimensions are 12 x 21 inches to allow you to trim to fit your application
Brand Interchange Part Number Mazda 1F02-20-500 Mazda 1F21-20-500 Mazda 1F22-20-500 Mazda 1F23-20-500 Mazda 1F0220500 Mazda 1F2120500 Mazda 1F2220500 Mazda 1F2320500 Mazda 1F02-20-500 Mazda 1F21-20-500 Mazda 1F22-20-500 Mazda 1F23-20-500 Mazda 1F0220500 Mazda 1F2120500 Mazda 1F2220500 Mazda 1F2320500
SKU Number : 4693321AD Brand : Crown UPC : 849603004301 Part Type : Exhaust Manifold Dimension : 15
and that flow is injected into the engine
Dodge Challenger (1970-1971)
Pro+ Brake System Rear 4142042R complete-line-kit The overall dimensions are 12Fits Rear Ends w Dana 60 or Mopar 8 3 4" Car Housing Ends Features: 2 Piece, 6 Piston, 6P Caliper Manufactured in Phoenix, AZ CNC Machined from US Sourced Forged or Billet Aluminum Powder Coated Finish Stainless Steel Pistons, Abutments and Noise Suppression Clips Staggered Pistons to Minimize Uneven Pad Wear Dual Seals, Dust Weather & Pressure 2 Piece Slot, Drilled, Zinc Plate Rotor w Billet Aluminum Hat Specs: Axle Rear Axle Flange Dana 60, Mopar 8