Heads:
462624.....75-86...350/400......76cc chamber, 1.72/1.5, 1.94/1.5 or 2.02/1.6 valves
Block: 14016379...350...77-79...2 or 4 bolt main
Info from:
http://www.mortec.com
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John Hutchison
Grapevine,Texas
76051
71 1/2 ton swb 307 pg
69 Jaguar XK-E 4.2 Roadster