Speed Engineering SBC Universal 1 3/4" Longtube Headers 1970-1981 A/F/G-Body
Speed Engineering SBC longtube headers are manufactured from natural 304 stainless steel with mandrel-bent, TIG-welded tubing. They are dyno-proven and designed for quality fit, performance and value.
Features
- 1 3/4-inch primaries
- 1 3/4 x 1 1/2-inch rectangular ports
- 3 1/2-inch collectors with merge spikes
- SBC 267-400 V8 applications, including 305 and 350
- CNC-machined flanges
- Standard graphite manifold gaskets
- 17 3/8-inch center-to-center outer bolt holes
- 10x1.5x25 zinc bolts
Vehicle applications
- 1970-1981 Chevrolet Camaro
- 1970-1981 Chevrolet Malibu
- 1970-1981 Chevrolet Monte Carlo
- 1970-1981 Oldsmobile Cutlass
- 1970-1981 Buick Regal
Note: Will not work with LT1 engines. Race-use product; verify emissions legality for the intended vehicle and jurisdiction.
Processing & Shipping Overview
Processing occurs before shipping.
Most in-stock items typically process within 2–3 business days before shipment or pickup. Expedited shipping options affect transit time after an order ships and do not speed up processing.
Made-to-order, special-order, vendor drop-ship, and freight items require additional processing time before shipping. Any extended lead times will be noted on the product page when applicable.
For the most up-to-date order status or lead time questions, please contact sales@smgspeed.com or use live chat during business hours.