Specifications:

  • Brand New Dorman Exhaust Manifold Kit
  • Fits either LH (Driver Side) or RH (Passenger Side) as listed per application
  • Includes:
    • Gaskets (Qty 3)
    • Studs (Qty 6)
    • Nuts (Qty 3)
    • Washers (Qty 3)
  • Ram's head design
  • Center dump
    • 2 inch outlet
  • 3 bolt flange
  • Direct replacement
  • Strengthened and redesigned in the vulnerable areas of failure
  • Does NOT have provision for Heat Riser

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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Browse 1 question Browse 1 question and 2 answers
Are the extra holes on the outside of the manifold threaded?
Craig on May 17, 2017
BEST ANSWER: The studs included and nuts should lock it in place. I do not see that the outside is threaded.

Vehicle Fit

  • 1965-1967 Chevy Bel-Air Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1965-1969 Chevy Bel-Air Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 Chevy Bel-Air Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1970 Chevy Bel-Air Exhaust Manifold V8 5.7L 350ci Passenger Side Dorman 674-501
  • 1970 Chevy Bel-Air Exhaust Manifold V8 6.5L 400ci Passenger Side Dorman 674-501
  • 1965-1969 Chevy Biscayne Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1965-1967 Chevy Biscayne Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1968 Chevy Biscayne Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1970 Chevy Biscayne Exhaust Manifold V8 5.7L 350ci Passenger Side Dorman 674-501
  • 1970 Chevy Biscayne Exhaust Manifold V8 6.5L 400ci Passenger Side Dorman 674-501
  • 1969 Chevy Blazer Full Size Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1969 Chevy Blazer Full Size Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1970-1972 Chevy Blazer Full Size 4 Wheel Drive Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1970-1972 Chevy Blazer Full Size 4 Wheel Drive Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1965-1967 Chevy Brookwood Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1965-1969 Chevy Brookwood Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 Chevy Brookwood Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1970 Chevy Brookwood Exhaust Manifold V8 5.7L 350ci Passenger Side Dorman 674-501
  • 1970 Chevy Brookwood Exhaust Manifold V8 6.5L Passenger Side Dorman 674-501
  • 1966-1968 Chevy Corvette Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1969-1971 Chevy Corvette Exhaust Manifold V8 5.7L 350ci Passenger Side Dorman 674-501
  • 1972-1980 Chevy Corvette Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1965-1967 Chevy Impala Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1965-1969 Chevy Impala Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 Chevy Impala Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1970 Chevy Impala Exhaust Manifold V8 5.7L 350ci Passenger Side Dorman 674-501
  • 1970 Chevy Impala Exhaust Manifold V8 6.5L 400ci Passenger Side Dorman 674-501
  • 1967-1968 Chevy K10 Truck Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1967 Chevy K10 Truck Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1968 Chevy K10 Truck Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 Chevy K10 Truck Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 Chevy K10 Truck Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1967-1968 Chevy K20 Truck Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1967 Chevy K20 Truck Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1968 Chevy K20 Truck Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 Chevy K20 Truck Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 Chevy K20 Truck Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1967-1968 Chevy K30 Truck Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1967 Chevy K30 Truck Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1968 Chevy K30 Truck Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 Chevy K30 Truck Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 Chevy K30 Truck Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1965-1969 Chevy Kingswood Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1965-1967 Chevy Kingswood Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1968 Chevy Kingswood Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1970 Chevy Kingswood Exhaust Manifold V8 5.7L 350ci Passenger Side Dorman 674-501
  • 1970 Chevy Kingswood Exhaust Manifold V8 6.5L 400ci Passenger Side Dorman 674-501
  • 1965-1966 Chevy Pickup Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1965-1966 Chevy Pickup Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1983-1987 Chevy School Bus Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1988-1990 Chevy School Bus Exhaust Manifold V8 5.7L 350ci with RPO Code NC7 (Emission Override Federal System) Driver or Passenger Side Dorman 674-501
  • 1965-1966 Chevy Suburban C10 Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1965-1966 Chevy Suburban C10 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1967 Chevy Suburban C10 Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1967-1968 Chevy Suburban C10 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 Chevy Suburban C10 Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 Chevy Suburban C10 Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 Chevy Suburban C10 Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1967 Chevy Suburban C20 Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1967-1968 Chevy Suburban C20 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 Chevy Suburban C20 Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 Chevy Suburban C20 4 Wheel Drive Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 Chevy Suburban C20 4 Wheel Drive Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1965-1966 Chevy Suburban K10 Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1965-1966 Chevy Suburban K10 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1967 Chevy Suburban K10 Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1967-1968 Chevy Suburban K10 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 Chevy Suburban K10 Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 Chevy Suburban K10 4 Wheel Drive Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 Chevy Suburban K10 4 Wheel Drive Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1967 Chevy Suburban K20 Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1967-1968 Chevy Suburban K20 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 Chevy Suburban K20 Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 Chevy Suburban K20 4 Wheel Drive Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 Chevy Suburban K20 4 Wheel Drive Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1967 Chevy Van G-Series Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1968 Chevy Van G-Series Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1970-1972 GMC Jimmy Full Size 4 Wheel Drive Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1970-1972 GMC Jimmy Full Size 4 Wheel Drive Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1967 GMC K1500 Truck Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1967-1968 GMC K1500 Truck Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 GMC K1500 Truck Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 GMC K1500 Truck Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 GMC K1500 Truck Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1967 GMC K2500 Truck Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1967-1968 GMC K2500 Truck Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 GMC K2500 Truck Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 GMC K2500 Truck Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 GMC K2500 Truck Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1967 GMC K3500 Truck Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1967-1968 GMC K3500 Truck Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 GMC K3500 Truck Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 GMC K3500 Truck Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 GMC K3500 Truck Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1965-1966 GMC Pickup Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1965-1966 GMC Pickup Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1983-1987 GMC School Bus Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1988-1990 GMC School Bus Exhaust Manifold V8 5.7L 350ci with RPO Code NC7 (Emission Override Federal System) Driver or Passenger Side Dorman 674-501
  • 1965-1966 GMC Suburban C1000 Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1965-1966 GMC Suburban C1000 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1967 GMC Suburban C1500 Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1967-1968 GMC Suburban C1500 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 GMC Suburban C2500 Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 GMC Suburban C2500 4 Wheel Drive Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1965-1966 GMC Suburban K1000 Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1965-1966 GMC Suburban K1000 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1967 GMC Suburban K1500 Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1967-1968 GMC Suburban K1500 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 GMC Suburban K1500 Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 GMC Suburban K1500 Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1967-1968 GMC Suburban K2500 Exhaust Manifold V8 5.4L 327ci Passenger Side Dorman 674-501
  • 1968 GMC Suburban K2500 Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501
  • 1969-1972 GMC Suburban K2500 Exhaust Manifold V8 5.0L 307ci Driver or Passenger Side Dorman 674-501
  • 1969-1972 GMC Suburban K2500 Exhaust Manifold V8 5.7L 350ci Driver or Passenger Side Dorman 674-501
  • 1967 GMC Van Exhaust Manifold V8 4.6L 283ci Passenger Side Dorman 674-501
  • 1968 GMC Van Exhaust Manifold V8 5.0L 307ci Passenger Side Dorman 674-501

This part replaces:

  • Dorman 674-501
Only 2 left in stock
Part #: DMEEM00039

Dorman
Brand #: 674-501