Help is just a click away!
Click here to chat with a Speedway Team Member
💬
Online - Chat with us!
Chat
EXTENDED!     $20 off $299 $40 off $599 $60 off $899 $80 off $1199     Promo: HAPPY    Expires: 7/26/20
$20 off $299 $40 off $599 $60 off $899 $80 off $1199
EXTENDED!   Promo: HAPPY    Expires: 7/26/20
Products to Compare (max of 3)
X
Compare These Parts
Talk to the Experts. Call 800.979.0122, 7am-10pm, everyday.
Since 1952
in
in
Talk to the Experts. Call 800.979.0122
Shop By
Support
Account
Street Race Truck More... The Toolbox
Products
You've Selected:
Selected Filters
1978 Mercury
Engine
See Less Filters
Select Your Vehicle
See More Filters
Sort by:
Show:

New

Not Garage Sale

$708.90
$1,001.68

390, 427, 428, Full-length Header Tube Type, Steel

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Metallic Ceramic Coating

Flange Style: Rectangular Port

Primary Tube Diameter: 1-3/4"

Quick View
$535.83
$757.14

260, 289, 292, Tri-Y Header Tube Type, Hi-Temp Black

Ships Free
On Sale

Header Tube Type: Tri-Y

Finish: Hi-Temp Black

Flange Style: Standard

Primary Tube Diameter: 1-5/8"

Quick View
$80.32
$98.78

289, 302, Spiral Core Conductor Style, Assembled, Red

On Sale

Conductor Style: Spiral Core

Assembled: Yes

Spark Plug Wire Color: Red

Spark Plug Boot Ends: Stock

Quick View
$530.28
$816.81

289, 302, Shorty Header Tube Type, Silver Ceramic

Ships Free
On Sale

Header Tube Type: Shorty

Finish: Silver Ceramic

Flange Style: Standard

Primary Tube Diameter: 1-5/8"

Quick View
$464.97
$644.58

289, 302, Shorty Header Tube Type, Natural

Ships Free
On Sale

Header Tube Type: Shorty

Finish: Natural

Flange Style: Standard

Primary Tube Diameter: 1-5/8"

Quick View
$564.95
$593.95

390, 406, 427, 428, Full-length Header Tube Type, Steel

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Temporary Paint

Flange Style: Rectangular Port

Primary Tube Diameter: 1-3/4"

Quick View
$343.46
$620.67

4.6, Mid-Length Header Tube Type, Steel, Silver

Ships Free
On Sale

Header Tube Type: Mid-Length

Finish: Metallic Ceramic Coating

Flange Style: Rectangular Port

Primary Tube Diameter: 1-5/8"

Quick View
$444.12
$1,123.11

4.6, Shorty Header Tube Type, Silver Ceramic, Silver

Ships Free
On Sale

Header Tube Type: Shorty

Finish: Silver Ceramic

Flange Style: Standard

Primary Tube Diameter: 1-1/2"

Quick View
$903.95
$951.95

260, 289, Full-length Header Tube Type, Steel, Silver

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Silver ceramic coated

Flange Style: Rectangular Port

Primary Tube Diameter: 1-5/8"

Quick View
$285.99
$386.79

Full-length Header Tube Type, Raw, Steel, Natural

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Oval Port

Primary Tube Diameter: 1-3/4"

Quick View
$418.47
$644.58

289, 302, Shorty Header Tube Type, Natural

Ships Free
On Sale

Header Tube Type: Shorty

Finish: Natural

Flange Style: Standard

Primary Tube Diameter: 1-5/8"

Quick View
$713.61
$989.29

289, 302, Shorty Header Tube Type, Natural

Ships Free
On Sale

Header Tube Type: Shorty

Finish: Natural

Flange Style: Standard

Primary Tube Diameter: 1-5/8"

Quick View
$300.27
$406.11

Full-length Header Tube Type, Raw, Steel, Natural

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-3/4"

Quick View
$709.95
$746.95

302, Full-length Header Tube Type, Temporary Paint

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Temporary Paint

Primary Tube Diameter: 1-7/8"

Material Type: Steel

Quick View
$477.73
$646.13

Full-length Header Tube Type, Metallic Ceramic Coating

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Metallic Ceramic Coating

Flange Style: Oval Port

Primary Tube Diameter: 1-3/4"

Quick View
$724.43
$1,023.65

260, 289, 292, Tri-Y Header Tube Type, Steel, Silver

Ships Free
On Sale

Header Tube Type: Tri-Y

Finish: Metallic Ceramic Coating

Flange Style: Standard

Primary Tube Diameter: 1-5/8"

Quick View
$564.95
$593.95

260, 289, Full-length Header Tube Type, Temporary Paint

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Temporary Paint

Flange Style: Rectangular Port

Primary Tube Diameter: 1-5/8"

Quick View
$295.73
$399.96

Full-length Header Tube Type, Hi-Temp Black, Steel

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Hi-Temp Black

Flange Style: Oval Port

Primary Tube Diameter: 1-3/4"

Quick View
$589.20
$816.81

289, 302, Shorty Header Tube Type, Silver Ceramic

Ships Free
On Sale

Header Tube Type: Shorty

Finish: Silver Ceramic

Flange Style: Standard

Primary Tube Diameter: 1-5/8"

Quick View