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Hooker Exhaust Manifold D-Port Natural Chevrolet Small Block

$339.95 Sale:$301.95

Hooker

Model #8527HKR


Shopper Award

This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.

Purchasing this product requires you to sign our Vehicle Compliance Waiver here.

Hooker's new cast iron small-block Chevy exhaust manifolds offer an increase in performance and visual appearance over stock-style manifolds. Their compact design fit into a wide variety of replacement and engine swap applications. This means you get the traditional look and easy fitment of a stock style exhaust manifold but now with a smoother, cleaner appearance, plus more modern features.

These manifolds are cast out of high silicon-molybdenum ductile iron for high temperature strength and better resistance to oxidation and cracking. Internally these manifolds have a larger than stock 1-5/8" cross-sectional area and 2.5" outlets for better air flow and improved performance.

Offered for both rectangular or raised D-port heads, these manifolds fit many popular GM applications including standard straight, Vortec straight and angled plug head designs.

Finishes include natural, silver, black, and titanium ceramic.

Gaskets and hardware are included, along with weld-on flanges to aid in downpipe installation.

Features:

  • A smoother, cleaner appearance compared to stock exhaust manifolds, while maintaining a OEM style look and feel
  • Made from high silicon-molybdenum ductile iron for high temperature strength plus resistance to oxidation and cracking
  • Designed with a larger 1-5/8" cross-sectional area and 2.5" outlets for better air flow and increased performance
  • Available for either rectangular port or raised D-port heads
  • Accommodates standard straight, Vortec straight and angled plug head designs for better application coverage
  • Includes weld-on flanges for easier downpipe pipe installation (custom downpipe required)
  • Available in natural cast iron or ceramic coated finishes (silver, black and titanium)
  • Includes mounting hardware and gaskets for inlet and outlet flanges
  • Installation Guide
Fitment:
  • Chevrolet Small Block Swap
    • 350/5.7L V8
    • 307/5.0L V8
    • 327/5.4L V8


Proposition 65

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https://www.P65Warnings.ca.gov

Vehicle Engine Notes
1971-1973
Buick Centurion

1973-1974
Buick Century

1961-1965, 1971-1974
Buick LeSabre

1973-1974
Buick Regal

1961-1972
Buick Skylark

1961-1969
Buick Special

1964-1972
Buick Sportwagon

1962-1965
Buick Wildcat

1955-1974
Chevrolet Bel Air

1958-1972
Chevrolet Biscayne

1968-1974
Chevrolet C/K 10

1967-1974
Chevrolet Camaro

1966-1974
Chevrolet Caprice

1964-1973
Chevrolet Chevelle

1962-1968
Chevrolet Chevy II

1957-1958
Chevrolet Del Ray

1959-1960, 1964-1974
Chevrolet El Camino

1958-1974
Chevrolet Impala

1973-1974
Chevrolet Laguna

1964-1967, 1973-1974
Chevrolet Malibu

1970-1974
Chevrolet Monte Carlo

1955-1957
Chevrolet One-Fifty Series

1955-1957
Chevrolet Two-Ten Series

1967-1974
GMC C/K 15

1961-1974
Oldsmobile Cutlass

1971-1974
Oldsmobile Delta 88

1961-1963
Oldsmobile F85

1963-1965
Oldsmobile Starfire

1966-1970
Oldsmobile Vista Cruiser

1958-1970, 1972
Pontiac Bonneville

1958-1962, 1970-1973
Pontiac Catalina

1958
Pontiac Chieftain

1971-1974
Pontiac Firebird

1964-1967, 1970-1973
Pontiac GTO

1973-1974
Pontiac Grand Am

1962, 1973-1974
Pontiac Grand Prix

1959-1962
Pontiac Star Chief

1958
Pontiac Super Chief

1961-1970
Pontiac Tempest

Hooker Banner

Who is Hooker Headers?

Hooker Headers is a company founded by Gary Hooker in 1962. It started when he decided to design a header for his 409 Chevrolet. Soon after, he realized a demand for headers in his area and decided to produce them commercially. Starting with a few employees in a building in South Ontario, CA, Hooker Headers was born.

Simple Yet Effective Design

The company’s philosophy is simple, to produce a header design that would make real and usable power by balancing the exhaust and intake pressure waves. It allows the engine to expel the burnt gas and draw in air for a better fuel and air mixture. This philosophy is evident to all of their products, making them one of the most sought-after brands.

Racing Heritage

During the 1960s and 1970s, Hooker Headers dominated the drag racing scene as almost all of the NHRA Pro Stock cars are using Hooker Headers. It is also used by legendary racers Bill “Grumpy” Jenkins, Sox & Martin, and Bob Glidden and was a regular during their campaigns. Up to this day, Hooker Headers holds the claim of the winningest header in drag racing history.

Purchase Hooker Header At Vivid Racing

If you are in the market for a high-quality exhaust system for your vehicle, Hooker Headers is the brand for you. They lead the way when it comes to header designs and technology and is used by many racers and enthusiasts worldwide. For almost 60 years, they have consistently provided their customers with the best products that satisfy their optimum performance needs. To know more about Hooker Headers, visit Vivid Racing and check out their list of products that fit your specific requirements.

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