Our aftermarket manifold kits are some of the highest quality replacements on the market!

This cast iron manifold has been designed to eliminate the faults of the original GM design.

 

Specifications

  • Driver side
  • 3 bolt flange
  • Includes Gaskets and Hardware
  • Direct replacement
  • Corrosion resistant
  • Replaces original manifolds that are cracked from thermal expansion and contraction
  • Strengthened and redesigned in the vulnerable areas of failure

Now you can buy a high quality exhaust manifold that is built to strict quality control standards for a fraction of the dealer price. REPLACE your broken, warped, or cracked one now with this great fitting, alternative.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

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Manifold
Fast shipping got it the next day with regular shipping. Exact match of the original. Fit perfect
December 18, 2017
Purchased
6 months ago
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Vehicle Fit

  • 1971-1972 Chevy Bel-Air Exhaust Manifold with 2 BBL Carburetor V8 6.5L 400ci Driver Side Dorman 674-203
  • 1971-1975 Chevy Bel-Air Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973-1975 Chevy Bel-Air Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1971-1972 Chevy Biscayne Exhaust Manifold with 2 BBL Carburetor V8 6.5L 400ci Driver Side Dorman 674-203
  • 1971-1972 Chevy Biscayne Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973 Chevy Blazer Full Size Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1973-1975 Chevy Blazer Full Size Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy Blazer Full Size Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1971-1972 Chevy Brookwood Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1971-1972 Chevy Brookwood Exhaust Manifold with 2 BBL Carburetor V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973 Chevy C10 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1973-1975 Chevy C10 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy C10 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973 Chevy C20 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1973-1975 Chevy C20 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy C20 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973 Chevy C30 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1973-1975 Chevy C30 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy C30 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1969 Chevy Camaro Exhaust Manifold V8 5.0L 302ci Driver Side Dorman 674-203
  • 1969 Chevy Camaro Exhaust Manifold V8 5.4L 327ci Driver Side Dorman 674-203
  • 1969-1973 Chevy Camaro Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1969-1975 Chevy Camaro Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1971-1975 Chevy Caprice Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1971-1972 Chevy Caprice Exhaust Manifold V8 6.5L with 2 BBL Carburetor 400ci Driver Side Dorman 674-203
  • 1973-1975 Chevy Caprice Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1969-1973 Chevy Chevelle Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1970-1975 Chevy Chevelle Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1974-1975 Chevy Chevelle Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1971-1975 Chevy El Camino Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1971-1973 Chevy El Camino Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1975-1976 Chevy El Camino Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1971-1972 Chevy Impala Exhaust Manifold V8 6.5L with 2 BBL Carburetor 400ci Driver Side Dorman 674-203
  • 1971-1975 Chevy Impala Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973-1975 Chevy Impala Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973 Chevy K10 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1973-1975 Chevy K10 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy K10 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973 Chevy K20 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1973-1975 Chevy K20 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy K20 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973 Chevy K30 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1973-1975 Chevy K30 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy K30 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1969-1973 Chevy Malibu Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1970-1975 Chevy Malibu Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1974-1975 Chevy Malibu Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1970 Chevy Monte Carlo Exhaust Manifold with 2 BBL Carburetor V8 6.5L 400ci Driver Side Dorman 674-203
  • 1970-1975 Chevy Monte Carlo Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1974-1975 Chevy Monte Carlo Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1969-1973 Chevy Nova Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1970-1975 Chevy Nova Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy Nova Exhaust Manifold V8 4.3L 262ci Driver Side Dorman 674-203
  • 1973-1975 Chevy Suburban C10 Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy Suburban C10 Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 Chevy Suburban C20 Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy Suburban C20 Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 Chevy Suburban K10 Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy Suburban K10 Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 Chevy Suburban K20 Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 Chevy Suburban K20 Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 Chevy Van - P Series Forward Control Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973 Chevy Van - P Series Forward Control Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1971-1976 Chevy Van G-Series Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1971-1973 Chevy Van G-Series Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1975-1976 Chevy Van G-Series Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC C1500 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973 GMC C1500 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1975 GMC C1500 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC C2500 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973 GMC C2500 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1975 GMC C2500 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC C3500 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973 GMC C3500 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1975 GMC C3500 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC Jimmy Full Size Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973 GMC Jimmy Full Size Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1975 GMC Jimmy Full Size Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC K1500 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973 GMC K1500 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1975 GMC K1500 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC K2500 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973 GMC K2500 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1975 GMC K2500 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC K3500 Truck Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1973 GMC K3500 Truck Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1975 GMC K3500 Truck Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1971-1973 GMC Sprint Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1971-1975 GMC Sprint Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975-1976 GMC Sprint Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC Suburban C1500 Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 GMC Suburban C1500 Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC Suburban C2500 Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 GMC Suburban C2500 Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC Suburban K1500 Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 GMC Suburban K1500 Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973-1975 GMC Suburban K2500 Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1975 GMC Suburban K2500 Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1971-1976 GMC Van Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203
  • 1971-1973 GMC Van Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1975-1976 GMC Van Exhaust Manifold V8 6.5L 400ci Driver Side Dorman 674-203
  • 1973 GMC Van - P Series Forward Control Exhaust Manifold V8 5.0L 307ci Driver Side Dorman 674-203
  • 1973-1975 GMC Van - P Series Forward Control Exhaust Manifold V8 5.7L 350ci Driver Side Dorman 674-203

This part replaces:

  • Hollander 327-740L
  • Dorman 674-203
Part #: 1AEEM00127

Out of Stock

Dorman
Brand #: 674-203