Page 140 of Mr.Gasket Performance Gaskets & Accessories by Prestolite Performance

gaskets exhaust gasket specifications and modified port applications chevrolet small block v-8 v-6 continued copperseal exhaust gaskets engine cid 262-400 262-400 262-400 262-400 350 engine liters 4.3-6.6 4.3-6.6 4.3-6.6 4.3-6.6 5.7 cyl 8 8 8 8 8 years 1955-91 1955-91 1955-91 1955-91 1992-96 description large race square ports medium race square ports round port for headers round port for headers lt1 lt4 d-shaped port port dimensions 1.45w x 1.55h 1.45w x 1.48h 1.50 dia 1.63 dia 1.50w x 1.60h part no 7153 7151 7150 7152g 7154 embossed aluminum exhaust gaskets engine cid 262-400 262-400 262-400 262-400 350 engine liters 4.3-6.6 4.3-6.6 4.3-6.6 4.3-6.6 5.7 cyl 8 8 8 8 8 years 1955-91 1955-91 1955-91 1955-91 1992-96 description large race square ports medium race square ports round port for headers round port for headers lt1 lt4 d-shaped port port dimensions 1.45w x 1.55h 1.45w x 1.48h 1.50 dia 1.63 dia 1.50w x 1.60h part no 7153a 7151a 7150a 7152a 7154a aluminum multi-layered exhaust gaskets engine cid 262-400 262-400 engine liters 4.3-6.6 4.3-6.6 cyl 8 8 years 1955-91 1955-91 description medium race square ports round port-for headers port dimensions 1.45w x 1.48h 1.63 dia part no 7401g 7402g 5901 7150 138

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