Product Summary

Block Hugger Header Tube Type, Oval Exhaust Port Shape

  • 67-81 Camaro, 64-77 Chevelle, Malibu, El Camino & Street Rod With 283-400 SB Chevy
  • Super-Short Tube Headers
  • 1-1/2In Tubes
  • 2-1/2In Collector- Uncoated Mild Steel
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Key Specs

MFG. Part #68390
Header Tube TypeBlock Hugger
Exhaust Port ShapeOval
Flange StyleStandard
Primary Tube Diameter1-1/2"
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Need To Know

Made to Order

This custom item will ship when completed

Quick and Easy Returns

Return Policy

Hedman Hedders 68390 Details

Hedman Hedders has been manufacturing quality headers in the USA since 1954, and classic musclecars is their specialty. Each set uses mild steel, smooth flowing, CNC mandrel bent tubes, that are hand-welded to ensure each pair is identical to the next. Hedman's unique, gasketless ball and socket collector design allows you to bolt up, even if it is not perfectly aligned with the header collectors.

Hedman Hedders is so confident in the quality of its headers that these headers are factory backed by a Limited Lifetime Warranty.

Features

  • 67-81 Camaro, 64-77 Chevelle, Malibu, El Camino & Street Rod With 283-400 SB Chevy
  • Super-Short Tube Headers
  • 1-1/2In Tubes
  • 2-1/2In Collector- Uncoated Mild Steel

Application

  • 1967-1981 Chevrolet Camaro CID 283
  • 1967-1981 Chevrolet Camaro CID 302
  • 1967-1981 Chevrolet Camaro CID 305
  • 1967-1981 Chevrolet Camaro CID 327
  • 1967-1981 Chevrolet Camaro CID 350
  • 1967-1981 Chevrolet Camaro CID 400
  • 1964-1973 Chevrolet Chevelle CID 283
  • 1964-1973 Chevrolet Chevelle CID 302
  • 1964-1973 Chevrolet Chevelle CID 305
  • 1964-1973 Chevrolet Chevelle CID 327
  • 1964-1973 Chevrolet Chevelle CID 350
  • 1964-1973 Chevrolet Chevelle CID 400
  • 1964-1977 Chevrolet El Camino CID 283
  • 1964-1977 Chevrolet El Camino CID 302
  • 1964-1977 Chevrolet El Camino CID 305
  • 1964-1977 Chevrolet El Camino CID 327
  • 1964-1977 Chevrolet El Camino CID 350
  • 1964-1977 Chevrolet El Camino CID 400
  • 1964-1967 Chevrolet Malibu CID 283
  • 1973-1977 Chevrolet Malibu CID 283
  • 1964-1967 Chevrolet Malibu CID 302
  • 1973-1977 Chevrolet Malibu CID 302
  • 1964-1967 Chevrolet Malibu CID 305
  • 1973-1977 Chevrolet Malibu CID 305
  • 1964-1967 Chevrolet Malibu CID 327
  • 1973-1977 Chevrolet Malibu CID 327
  • 1964-1967 Chevrolet Malibu CID 350
  • 1973-1977 Chevrolet Malibu CID 350
  • 1964-1967 Chevrolet Malibu CID 400
  • 1973-1977 Chevrolet Malibu CID 400
  • 1924-1932 STREET ROD Street Rod CID 283
  • 1935-1945 STREET ROD Street Rod CID 283
  • 1924-1932 STREET ROD Street Rod CID 305
  • 1935-1946 STREET ROD Street Rod CID 305
  • 1924-1932 STREET ROD Street Rod CID 327
  • 1935-1946 STREET ROD Street Rod CID 327
  • 1924-1932 STREET ROD Street Rod CID 350
  • 1935-1946 STREET ROD Street Rod CID 350

Specs

Manufacturer Specs:

TUBE DIAMETER1-1/2 in.
TUBE STYLESuper Shorty
AIR CONDITIONINGYes
AUTOMATIC TRANSMISSION - COLUMNYes
AUTOMATIC TRANSMISSION - FLOORYes
MANUAL TRANSMISSION - COLUMNNo
MANUAL TRANSMISSION - FLOORYes
POWER STEERINGYes
COLLECTOR ATTACHMENT2-1/2 in.
COLLECTOR DIAMETER2-1/2 in.
COLLECTOR SIZE2-1/2 in.
COLLECTOR STYLE3-Bolt Gasket Style Flange
REDUCER OUTLET SIZE2-1/2 in.
EXHAUST SYSTEM DIA2-1/2 in.
CONTENTSHeader(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
ENGINEChevy SB 283-400
FINISHUncoated
FINISH TYPEUNCOATED Mild Steel! Shipped with Temporary Paint.
FLANGE STYLEStandard
FLANGE THICKNESS0.3125 in.
HEADER STYLEBlock Huggers- Street Rod
NOTES64-77 A-body, El Camino; 67-81 Camaro SBC
MATERIALMild Steel
TRANSMISSION NOTESModification to shifter linkage may be required.
TUBE DESIGNStandard
TUBE LENGTHSuper Short Tubes
TUBE MATERIAL THICKNESS16g
TUBE SIZE1-1/2 in.
WITH AIR SYSTEMNo
WITH EGRNo
EONo
WELD-UPNo
TUNEDNo
BOLTS/STUDS INCLUDEDYes
CATALYTIC CONVERTERS INCLUDEDNo
CROSSOVER PIPE INCLUDEDNo
GASKET OR SEAL INCLUDEDYes
HEADER FASTENERS INCLUDEDYes
INSTALLATION HARDWARE INCLUDEDYes
MOTOR MOUNTS INCLUDEDNo
MOUNTING HARDWARE INCLUDEDYes
REDUCERS INCLUDEDYes
Y-PIPE INCLUDEDNo
QUANTITYSold as a pair.
PRIMARY TUBE GAUGE16g
PRIMARY TUBE DIAMETER IN1.50 in.
PACKAGE CONTENTSHeaders, reducers (exhaust adapters), gaskets, mounting hardware
HEADER MATERIALMild Steel
HEADER FINISHUncoated
CYLINDER HEAD PORT SHAPEOval
CYLINDER HEADStock Profile Heads
HEADER CONSTRUCTIONMILD STEEL- Standard-Duty
REPLACEMENT GASKET41827520
REPLACEMENT HEAD FLANGE GASKET41827520
HEADER PORT SHAPEOval Port
PORT SHAPEOval
COLLECTOR BOLTS INCLUDEDYes
POWER STEERING NOTESThis is a SUPER SHORTY Design hedder.

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Hedman Hedders 68390 Specifications

KEY SPECS
MFG. Part #68390
BrandHedman Hedders
Header Tube TypeBlock Hugger
Exhaust Port ShapeOval
Flange StyleStandard
Primary Tube Diameter1-1/2"
Material TypeMild Steel
ColorNatural
Weld-UpNo
Collector Diameter2-1/2 Inch
FinishUncoated
Hardware IncludedYes
Gasket(s) IncludedYes
Collector Reducers IncludedYes
Collector Reducer Exit Diameter2.5"
GENERAL
Sold in QuantitySet
Collector Length2.5"
Flange Thickness0.3125"
TunedNo
Crossover Pipe IncludedNo
Primary Tube Gauge16-gauge

Questions & Answers

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