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Exhaust Header
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Hedman Hedders
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3/4
3-bolt exhaust adapters
68-79 Nova 283-400
Air Conditioning: Yes
Angle Plug and Straight Plug Heads.
Automatic Transmission - Column: No
Automatic Transmission - Column: Yes
Automatic Transmission - Floor: Yes
Bolts/Studs Included: Yes
Catalytic Converter(s) Included: No
Chassis Compatibility: NOT For Vehicles With Offset (right) Engine Position!
Collector Attachment: 3 in.
Collector Bolts Included: Yes
Collector Size: 3 in.
Collector Style: Ball and Socket Style (Gasketless)
Contents: headers
Crossover Pipe Included: No
Cylinder Head Port Shape: Oval
Cylinder Head: Fits Factory GM Aluminum or Cast Iron
Cylinder Head: Stock Profile Heads
E.O. #: No
E.O. #: Yes
Emissions : Legal US
Emissions : Not in CA
Emissions Notes: EO# D167-33 (click here for covered vehicles in document on ARB.CA.GOV website)
Emissions Notes: NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
Engine: Chevy SB 283-400 (Gen 1) 1958-86
Exhaust System Dia: 2-1/2 in.
Finish Type: BLACK MAXX- Black Ceramic-Metallic Coating
Finish Type: HTC SILVER (polished) Ceramic-metallic Coating
Finish Type: MATTE SILVER Ceramic-metallic coated
Finish Type: Uncoated Stainless Steel
Finish: BLACK MAXX Satin Black Ceramic-Metallic
Finish: HTC Polished Silver Ceramic-Metallic
Finish: Matte Silver Ceramic-Metallic
Finish: Uncoated
Flange Style: Standard
Flange Thickness: 0.25 in.
Flange Thickness: 0.375 in.
Gasket Or Seal Included: Yes
gaskets (when applicable)
hardware
Header Construction: ELITE Heavy-Duty
Header Construction: Standard-Duty
Header Construction: T304 Stainless
Header Finish: BLACK MAXX Satin Black Ceramic-Metallic
Header Finish: HTC Polished Silver Ceramic-Metallic
Header Finish: Raw
Header Finish: Uncoated
Header Material: Mild Steel
Header Material: T304 Stainless Steel
Header Style: Long Tube
Header Style: Mid-Length Tube
Installation Hardware Included: Yes
Key Feature: With A.I.R.
Life Cycle Status: Available To Order
Manual Transmission - Column: No
Manual Transmission - Floor: No
Manual Transmission - Floor: Yes
Material: Mild Steel
Material: T304 Stainless Steel
Motor Mounts Included: No
Mounting Hardware Included: Yes
Notes: 63-82 Corvette 283-400
Notes: 64-94 Various Chevy Car 283-400
O2 Provision: Yes
Power Steering: Yes
Primary Tube Diameter (in): 1.625 in.
Primary Tube Diameter (in): 1.75 in.
Primary Tube Gauge: 14g
Primary Tube Gauge: 16g
Primary Tube Gauge: 18g
Product Info: Manufactured using 304 Stainless steel then HTC Ceramic-Metallic Coated. Sturdy 3/8 in. Flanges and 16 gauge tubing
Quantity: Sold as a pair.
QuoteOnly
Reducer Outlet Size: 2-1/2 in.
Reducers Included: Yes
Replacement Gasket: 27520
Replacement Gasket: 27600
Replacement Head Flange Gasket: 27520
Replacement Head Flange Gasket: 27600
Tube Design: LONG TUBES
Tube Design: MID-LENGTH
Tube Diameter: 1-3/4 in.
Tube Diameter: 1-5/8 in.
Tube Length: Long Tubes
Tube Length: Mid-Length Tubes
Tube Material Thickness: 14g
Tube Material Thickness: 16g
Tube Material Thickness: 18g
Tube Size: 1-3/4 in.
Tube Size: 1-5/8 in.
Tube Style: Long Tube
Tube Style: Mid-Length
Tuned: No
Weld-Up: No
with A.I.R. System: No
with A.I.R. System: Yes
with EGR: No
Y-Pipe Included: No
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$29.00 off
Quick buy
HEDMAN HEDDERS 1996 CIVIC 1.6L- BLACK MAXX
$1,421.00 USD
$1,450.00
Sale
$41.46 off
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HEDMAN HEDDERS 67-87 C10/C20 TRUCKS AND SUVS WITH SB CHEVY; BLACK MAXX BLACK CERAMIC COATED 304 STAINLESS STEEL HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; MID-LENGTH DESIGN
$2,031.40 USD
$2,072.86
Sale
$41.86 off
Quick buy
HEDMAN HEDDERS 67-87 C10/C20 TRUCKS AND SUVS WITH SB CHEVY; HTC POLISHED SILVER CERAMIC COATED 304 STAINLESS STEEL HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; MID-LENGTH DESIGN
$2,051.00 USD
$2,092.86
Sale
$28.14 off
Quick buy
HEDMAN HEDDERS 67-87 C10/C20 TRUCKS AND SUVS WITH SB CHEVY; UNCOATED 304 STAINLESS STEEL HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; MID-LENGTH DESIGN
$1,379.00 USD
$1,407.14
Sale
$27.80 off
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HEDMAN HEDDERS BLOCK HUGGER HEADERS; PONTIAC 326-455; 1-5/8 IN. TO 1-3/4 IN. STEPPED TUBES; HTC CERAMIC COATED
$1,362.20 USD
$1,390.00
Sale
$34.03 off
Quick buy
HEDMAN HEDDERS ELITE 63-82 CORCORVETTE 283-400- BLACK MAXX
$1,667.39 USD
$1,701.42
Sale
$34.83 off
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HEDMAN HEDDERS ELITE 67-81 CAMARO 283-400- BLACK MAXX
$1,706.59 USD
$1,741.42
Sale
$34.31 off
Quick buy
HEDMAN HEDDERS ELITE 67-81 CAMARO 283-400- BLACK MAXX
$1,681.41 USD
$1,715.72
Sale
$35.23 off
Quick buy
HEDMAN HEDDERS ELITE 67-81 CAMARO 396-502- BLACK MAXX
$1,726.19 USD
$1,761.42
Sale
$34.31 off
Quick buy
HEDMAN HEDDERS ELITE 78-83 SKYLARK 283-400- BLACK MAXX
$1,681.41 USD
$1,715.72
Sale
$34.03 off
Quick buy
HEDMAN HEDDERS ELITE 84-86 CORCORVETTE 283-400- BLACK MAXX
$1,667.39 USD
$1,701.42
Sale
$35.69 off
Quick buy
HEDMAN HEDDERS ELITE HEADERS FOR VARIOUS 1964-93 CHEVY PASSENGER CARS WITH 283-400- ELITE BLACK MAXX FINISH
$1,748.59 USD
$1,784.28
Sale
$34.26 off
Quick buy
HEDMAN HEDDERS ELITE HEADERS FOR VARIOUS 1964-93 CHEVY PASSENGER CARS WITH 283-400- ELITE MATTE SILVER FINISH
$1,678.60 USD
$1,712.86
Sale
$33.46 off
Quick buy
HEDMAN HEDDERS ELITE HEADERS; 1-1/2 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN
$1,639.40 USD
$1,672.86
Sale
$34.37 off
Quick buy
HEDMAN HEDDERS ELITE HEADERS; 1-3/4 IN. TUBE DIA.; 3 IN. COLL.; MID-LENGTH DESIGN
$1,684.21 USD
$1,718.58
Sale
$33.40 off
Quick buy
HEDMAN HEDDERS ELITE HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN
$1,636.60 USD
$1,670.00
Sale
$32.89 off
Quick buy
HEDMAN HEDDERS ELITE HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN
$1,611.39 USD
$1,644.28
Sale
$32.89 off
Quick buy
HEDMAN HEDDERS ELITE HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN
$1,611.39 USD
$1,644.28
Sale
$33.46 off
Quick buy
HEDMAN HEDDERS ELITE HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; MID-LENGTH DESIGN
$1,639.40 USD
$1,672.86
Sale
$33.46 off
Quick buy
HEDMAN HEDDERS ELITE HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; MID-LENGTH DESIGN
$1,639.40 USD
$1,672.86
Sale
$27.17 off
Quick buy
HEDMAN HEDDERS FIREBIRD 70-81- BLACK MAXX
$1,331.41 USD
$1,358.58
Sale
$26.49 off
Quick buy
HEDMAN HEDDERS FIREBIRD T/A 67-69 326-455- BLACK MAXX
$1,297.79 USD
$1,324.28
Sale
$29.40 off
Quick buy
HEDMAN HEDDERS HTC COATED HEADERS; 1-1/2 IN. TUBE DIA.; STOCK COLL.; STANDARD DESIGN
$1,440.60 USD
$1,470.00
Sale
$26.89 off
Quick buy
HEDMAN HEDDERS HTC COATED HEADERS; 1-3/4 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN
$1,317.39 USD
$1,344.28
Sale
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