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Vehicle Info NeededHEDMANPART NUMBER: 500-69821
Elite Ultra-Duty HTC Coated Full Length Headers 1968-91 Blazer/Jimmy/Suburban/Pickup 396-454
$83599
Ships on Sep 09, 2026
Lowest Price GuaranteeGM Trucks/Vans/Motorhomes
- Elite Ultra-Duty HTC Coated Full Length Headers
- 1968-91 Blazer/Jimmy/Suburban/Pickup 396-454
- Includes Air Tubes
- Tube Size: 1-3/4"
- Collector Size: 3"
- Not applicable or intended for street or highway use. Legal only for racing vehicles which may never be used upon a highway.
- Includes parts necessary to retain emission devices. (49 States)
- With A.I.R. system.
- Modification to stock exhaust required to retain catalytic converter.
- Not legal for sale or use in California on pollution controlled motor vehicles.
- Must use factory big block chevy hardware & mounts.
- Must use 1975 and later model clutch linkage located at rear of engine.
- Due to clyinder heads (aluminum) generation 6 engines, 502 BB Chevy will have clearance problems on some applications. Bottom of hedder flanges may hit head bolts. Notching may be necessary.
- Elite replacement gasket #500-27550.
Part TypeHeader
BrandHEDMAN
Package Height10.0
Package Width18.5
Package Length40.25
Weight43.1 PG
Part CategoryPerformance Parts
Carb Eo NumberD-167-9 (pdf)
Header FinishThermal coated
Tube DirectionDown Swept
QuantitySold as a pair
Bolts/Studs IncludedYes
Transmission Mount IncludedNo
Header MaterialSteel
Gaskets IncludedYes
Weld-UpNo
Collector AttachmentBall and socket flange
Flange StyleStandard
TunedNo
Collector Diameter3 in (76.2 mm)
Motor Mounts IncludedNo
Part FitmentSemi Universal
Reducers IncludedYes
ApplicationAutomotive
Primary Tube Gauge14-gauge
Header StyleFull-length
Cross Over Pipe IncludedNo
Catalytic Converter(S) IncludedNo
Primary Tube Diameter1.75 in (44.5 mm)
Vendor Part Number69821
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
