Doug's Headers Tri Y Header 55-57 Chevy 265-400 SBC 1 5/8-2" Primary 2 1/2" Collector Silver Ceramic Coated

Mfg Part #

D357Y

NP#

DOUD357Y

Brand

Fitment Note

Fits most angle plug heads.; Will not fit if engine is located more than 3/4” forward for HEI firewall clearance. Fits with Trans Dapt PN 4195 or 4177, Danchuck PN 871, 12184, 17756, 17757, & 16339 or equivalent; Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.; Original bellhousing frame mounts must be removed.; Will fit with 605 power steering box.; Header is designed to fit cars using original V-8 pitman arm part number 3719487 not 6 cylinder pitman arm number 3709877. Aftermarket pitman arms must be same configuration as OE for proper header fit.; Will not work with Column Shift manual trans; Tri-Y; Metallic Ceramic Coated

Fits 1955 to 1957 Chevrolet Bel Air, One-Fifty Series, Sedan Delivery and 1 more model. See every vehicle

• 3/8" thick machined flanges to prevent warping
• CNC mandrel bent tubes ensure accurate fit and better flow
• Heavy 16-guage tubing for longer life
• Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating