Product Summary

Long Tube Header Tube Type, Standard Flange Style

  • HTC Coated Headers
  • 1-1/2 In. Tube Dia.
  • 2-1/2 In. Coll.
  • Full Length Design
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Key Specs

MFG. Part #68416
Header Tube TypeLong Tube
Exhaust Port ShapeRectangle
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 68416 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

  • HTC Coated Headers
  • 1-1/2 In. Tube Dia.
  • 2-1/2 In. Coll.
  • Full Length Design

Application

  • 1978-1987 Buick Regal CID 231 Naturally Aspirated GAS
  • 1980 Chevrolet Camaro Base CID 231 Naturally Aspirated GAS
  • 1981 Chevrolet Camaro Berlinetta CID 231 Naturally Aspirated GAS
  • 1978-1984 Chevrolet El Camino CID 231 Naturally Aspirated GAS
  • 1978 Chevrolet El Camino Base CID 231 Naturally Aspirated GAS
  • 1978-1983 Chevrolet Malibu CID 231 Naturally Aspirated GAS
  • 1978 Chevrolet Malibu Base CID 231 Naturally Aspirated GAS
  • 1979 Chevrolet Monte Carlo Base CID 231 Naturally Aspirated GAS
  • 1982-1984 Chevrolet Monte Carlo Base CID 231 Naturally Aspirated GAS
  • 1978 Chevrolet Monte Carlo Landau CID 231 Naturally Aspirated GAS
  • 1980 Chevrolet Monte Carlo Landau CID 231 Naturally Aspirated GAS
  • 1978-1981 Oldsmobile Cutlass 3.8 Liter Naturally Aspirated GAS
  • 1978-1981 Oldsmobile Cutlass CID 231 Naturally Aspirated GAS
  • 1980 Oldsmobile Cutlass Base 3.8 Liter Naturally Aspirated GAS
  • 1980 Oldsmobile Cutlass Base CID 231 Naturally Aspirated GAS
  • 1978-1979 Oldsmobile Cutlass Vista Cruiser 3.8 Liter Naturally Aspirated GAS
  • 1978-1979 Oldsmobile Cutlass Vista Cruiser CID 231 Naturally Aspirated GAS
  • 1978-1987 Pontiac Grand Prix CID 231 Naturally Aspirated GAS
  • 1978-1979 Pontiac Grand Prix Base CID 231 Naturally Aspirated GAS
  • 1978-1981 Pontiac LeMans CID 231 Naturally Aspirated GAS
  • 1978-1979 Pontiac LeMans Safari CID 231 Naturally Aspirated GAS

Specs

Manufacturer Specs:

TUBE DIAMETER1-1/2 in.
TUBE STYLELong Tubes
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 STYLEBALL and SOCKET Style (Gasketless)
REDUCER OUTLET SIZE2 in.
EXHAUST SYSTEM DIA2 in.
CONTENTSHeader(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
FINISHHTC Polished Silver Ceramic-Metallic
FINISH TYPEHTC SILVER (polished) Ceramic-metallic Coating
FLANGE STYLEStandard
FLANGE THICKNESS0.3125 in.
HEADER STYLELong Tube
NOTES78-81 Camaro, Lemans; 78-87 G-Body 231 V6
MATERIALMild Steel
TUBE DESIGNStandard
TUBE LENGTHLong Tubes
TUBE MATERIAL THICKNESS16g
TUBE SIZE1-1/2 in.
WITH AIR SYSTEMNo
WITH EGRNo
EOYes
EO #EO# D167-33
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, ball and socket reducers (exhaust adapters), gaskets, mounting hardware
HEADER MATERIALMild Steel
HEADER FINISHHTC Polished Silver Ceramic-Metallic
CYLINDER HEAD PORT SHAPERectangle
CYLINDER HEADStock Profile Heads
HEADER CONSTRUCTIONMILD STEEL- Standard-Duty
REPLACEMENT GASKET41827470
REPLACEMENT HEAD FLANGE GASKET41827470
HEADER PORT SHAPERectangle Port
PORT SHAPERectangle
COLLECTOR BOLTS INCLUDEDYes
ENGINE NOTESNO
AIR CONDITIONING NOTESEO# (Without A.I.R.)

Hedman Hedders 68416 Specifications

D-167-33
KEY SPECS
MFG. Part #68416
BrandHedman Hedders
Header Tube TypeLong Tube
Exhaust Port ShapeRectangle
Flange StyleStandard
Primary Tube Diameter1-1/2"
Material TypeMild Steel
ColorSilver
Weld-UpNo
Collector Diameter2-1/2 Inch
FinishPolished
Hardware IncludedYes
Gasket(s) IncludedYes
Collector Reducers IncludedYes
Collector Reducer Exit Diameter2"
CARB EO#
GENERAL
Sold in QuantitySet
Collector Length2.5"
Flange Thickness0.3125"
TunedNo
Crossover Pipe IncludedNo
Primary Tube Gauge16-gauge
CARB EO NumberEO# D167-33

Questions & Answers

Fitment

  • 231 Buick Odd Fire V6

  • 231 Buick Odd Fire V6

  • 231 Buick Odd Fire V6

  • 231 Buick Odd Fire V6

  • 231 Buick Odd Fire V6

  • 231 Buick Odd Fire V6

Customer Impersonation Script