Hedman Street Headers - 99-04 Mustang YGYSK For automatic transmissions use #1483

For automatic transmissions use #1483 and #1490 or #1844

1968-1970 Pontiac Tempest CID 400

GM F-Body 1974-79

plasma-moly file-fit rings

Hedman Street Headers - 99-04 Mustang YGYSK For automatic transmissions use #1483Hedman Hedders Standard Uncoated Headers; 1 1 2" Tube Diameter; Stock Collector; Shorty Design Hedman's Standard duty, Uncoated Hedders are manufactured using 18 gauge, mandrel bent primary tubes (some models built using thicker 16 or 14 gauge tubing), and 1 4 flanges (some models use 3 8" flanges). Hedman Hedders has been manufacturing quality headers and exhaust components in the USA since 1954. Hedman Hedders Standard Uncoated Headers 1 1 2" Tube