Non-EGR. Works with EGR for 1972-78 400cid w/ OEM 4-bbl. carb. 1987-pontiac-firebird-esi3246161 5" diameter into the mufflers

5" diameter into the mufflers with dual 2" out Cat-Back(tm) system features our aggressive ATAK(r) sound level and dual 4

and with most other standard style racing shocks

90075 - 1973-1981 GM F-Body SBC Solid Engine Mount Kit

Note: Fits 2wd and 4wd models

hardware and easy to follow installation instructions

Non-EGR. Works with EGR for 1972-78 400cid w/ OEM 4-bbl. carb. 1987-pontiac-firebird-esi3246161 5" diameter into the mufflersEdelbrock part #2186 Performer 383 intake manifold is designed for street 361 383 400 c. i. d. Chrysler V8's that measure 7. 75" across block. May be used with OEM or aftermarket carbs. Edelbrock's Patented Dual plane, low rise design with a 180 degree firing order greatly improves torque over a wide rpm range for excellent throttle response from off idle through 5500rpm. This Performer intake manifold is ideal for passenger cars, trucks, 4x4s, tow