1969-1987 Chevy-GMC Truck Hooker Competition Long Tube Headers, Painted- Big Block 4WD
Fitment
Product Details
- Tube Size 1.75" O.D. x 31", Collector Size 3" O.D., Collector Length 8", Port Shape: Same As Port 396-502
- Tuned-length primary tubes for street performance
- Mandrel-bent tubing for smooth exhaust flow
- Light weight & sturdy 16 gauge tubing
- Long transition collector for decreased back pressure
- 5/16” machined flanges for a perfect seal
- Industry’s best welds for durability
- designed for easy, trouble-free fit
- All necessary hardware included for a complete installation
- Works with factory power steering and power brakes.
- NOTE: Will not fit angle or raised port heads. Requires use of alternator bracket designed for use with headers. 396ci-502ci
- Designed for race and offroad applications
Hooker Competition headers offer the best value in the high performance header market. Designed for the value-conscious buyer who is running either a stock or mildly-modified engine, Hooker Competition headers offer premium features at a very competitive price. Made of durable 16 gauge mild steel tubing, the Hooker Competition header design utilizes a long transition collector to reduce back pressure and increase exhaust flow. A perfect sealing surface is assured with the 5/16" machined flanges, with welded O-ring seals. Experience has proven that this flange size is ideal to maintain header integrity and be pliable enough to seal each exhaust port. Tubing is mandrel-bent to maintain metal strength and provide consistent tube diameter at radii to maximize performance. Hooker Competition headers have a standard finish that features a heat-cured, high-heat-resistant paint.
- 1967-1987 1/2, 3/4 & 1 Ton Truck (4WD)
- 1969-1991 Blazer-Jimmy/Yukon/Tahoe 2 DR. (4WD)
Hooker Headers let you customize your exhaust system to suit your needs
WARNING This product can expose you to chemicals including Chromium which is known to the State of California to cause cancer on birth defects or other reproductive harm. For more information, visit www.p65warnings.ca.gov
| Base Part Number | 854353 |
|---|---|
| Brand | Holley |
| Make / Model | Series | Body | Notes | Year |
|---|---|---|---|---|
| Make / Model Chevrolet Blazer Base | Series | Body | Notes | Year 1969, 1970, 1971, 1972, 1973, 1974 |
| Make / Model Chevrolet Blazer Custom Deluxe | Series | Body | Notes | Year 1987 |
| Make / Model Chevrolet Blazer Silverado | Series | Body | Notes | Year 1987 |
| Make / Model Chevrolet C10 Cheyenne | Series | Body | Notes | Year 1976 |
| Make / Model Chevrolet C10 Custom | Series | Body | Notes | Year 1976 |
| Make / Model Chevrolet C10 Custom Deluxe | Series | Body | Notes | Year 1976 |
| Make / Model Chevrolet C10 Scottsdale | Series | Body | Notes | Year 1976 |
| Make / Model Chevrolet C10 Silverado | Series | Body | Notes | Year 1976 |
| Make / Model Chevrolet K10 Cheyenne | Series | Body | Notes | Year 1975, 1976, 1977, 1978, 1979, 1980, 1981 |
| Make / Model Chevrolet K10 Custom | Series | Body | Notes | Year 1981, 1982, 1983, 1984, 1985, 1986 |
| Make / Model Chevrolet K10 Custom Deluxe | Series | Body | Notes | Year 1975, 1976, 1977, 1978, 1979, 1980 |
| Make / Model Chevrolet K10 Deluxe | Series | Body | Notes | Year 1981 |
| Make / Model Chevrolet K10 Scottsdale | Series | Body | Notes | Year 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986 |
| Make / Model Chevrolet K10 Silverado | Series | Body | Notes | Year 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986 |
| Make / Model Chevrolet K10 Pickup Base | Series | Body | Notes | Year 1967, 1968, 1969, 1970, 1971, 1972, 1974 |
| Make / Model Chevrolet K20 Pickup Base | Series | Body | Notes | Year 1967, 1968, 1969, 1970, 1971, 1972 |
| Make / Model Chevrolet Truck | Series | Body | Notes | Year 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987 |
| Make / Model GMC Jimmy Base | Series | Body | Notes | Year 1970, 1971, 1972, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987 |
| Make / Model GMC Jimmy High Sierra | Series | Body | Notes | Year 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985 |
| Make / Model GMC Jimmy Sierra Classic | Series | Body | Notes | Year 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987 |
| Make / Model GMC Jimmy Sierra Grande | Series | Body | Notes | Year 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982 |
| Make / Model GMC Jimmy Silverado | Series | Body | Notes | Year 1986 |
| Make / Model GMC Jimmy Street Coupe | Series | Body | Notes | Year 1978, 1979, 1980, 1981, 1982 |
| Make / Model GMC K15 Base | Series | Body | Notes | Year 1975, 1976, 1977, 1978 |
| Make / Model GMC K15 High Sierra | Series | Body | Notes | Year 1975, 1976, 1977, 1978 |
| Make / Model GMC K15 Indy Hauler | Series | Body | Notes | Year 1977 |
| Make / Model GMC K15 Sierra Classic | Series | Body | Notes | Year 1975, 1976, 1977, 1978 |
| Make / Model GMC K15 Sierra Grande | Series | Body | Notes | Year 1975, 1976, 1977, 1978 |