
2452-1 Competition Long Tube Headers 265-400 Chevy Small Block V8
- Competition Long Tube Headers
- 265-400 Chevy Small Block V8
- 1969-1991 Blazer, Suburban, Jimmy, Yukon 2WD
- 1963-1987 1/2, 3/4, & 1 Ton Truck 2WD
- 1.625'' x 27'' Primary Tubes
- 2.5'' x 8'' Collector
- Metallic Ceramic Coated
Footnotes: - Applications with oxygen sensors use reducers 555-30010 for 2.5' three bolt flange.
- Will not fit angle plug heads.
- Looking for a high performance finish for your custom dual exhaust? Use Hooker dual pipe kit 520-16523.
Accessory Compatibility: - Power Steering - Yes
- Power Brakes - Yes
- Air Conditioning - Yes
- Smog Pump - Requires Modifications
- Alternator/Generator - Yes, engines with alternator/generator mounted on the cylinder head require additional brackets:
Driver side mount will require 520-10927 and 520-10928
Passgr side mount will require 520-10922 and 520-10928
Transmission Compatibility: - Manual Column Shifter - Yes
- Manual Floor Shifter - Yes
- Automatic Column Shifter - Yes
- Automatic Floor Shifter - No
Included Items Note: Bolts and Gaskets Included, Reducers required
Port Shape: SAP
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
All Budget Headers are NOT Created Equally!
Hooker's Competition Series Headers come in your choice of finishes and are engineered to perform at a reasonable price! To let your engine really breath Hooker utilized 16 gauge (.049'' thick) steel tubing attached to long transition style collectors! Giving you a serious increase in flow over other brand headers without a loss in the backpressure most engines need to perform! After years of testing, Hooker has discovered that a machined 5/16'' header flange offers enough flex to hold the gasket tight to each exhaust port, and enough rigidity to keep everything properly tied together.
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Features:- Mandrel-bent tuned-length tubing for smooth exhaust flow and power
- Sturdy 16 gauge steel tubing
- Perfect seal 5/16'' machined header flanges
- Long transition collector for improved power over standard headers
- Comes with gaskets and bolts Reducers sold separately.
- Available in five finishes to suit your needs (see listings below for product availability) -
Black Painted (Part numbers do not have a suffix)
Metallic Ceramic Coating (Part numbers have a -1 suffix)
Stainless Steel (Part numbers have a -2 suffix)
"Darksides" Black Ceramic Coating (Part numbers have a -3 suffix)
Titanium Ceramic Coating (Part numbers have a -4 suffix)
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