Hedman Street Headers - 66-74 Charger / 70-74 Challenger / 68-74 RoadRunner Filler Cap Guide plates are a must

Guide plates are a must for the high lift/spring pressure environments of today's performance engines

offset -21 and the hub bore is 78

Thanks to the versatility of the BR

Installation Adapters included

The Falcon Transmission Roller Slide Transmission has all the advantages of more drive line travel and less maintenance

Hedman Street Headers - 66-74 Charger / 70-74 Challenger / 68-74 RoadRunner Filler Cap Guide plates are a mustHedman Hedders Standard Uncoated Headers; 1 3 4" Tube Diameter; 2 1 2" Collector; Mid Length 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 in the USA since 1954, and classic musclecars is their specialty. Each set uses mild steel,