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Old 09-29-2012, 02:43 PM
cdminter59 cdminter59 is online now
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Chevy block casting numbers

Quote:
Originally Posted by fordss View Post
block # 3970010 head 3870126 and k11 12 cnu ? don't know what that is thanks
K= St. Catherines, Ontario, McKinnon Industries, Canada.
11=November, 12= day of month. CNM= 1970 350 powerglide, 250hp, 2B carb, A= Chevelle, F= Camaro, X= Nova/ Belair/ Kingswood. 3970010 = 350 2/4 bolt mains, 1969-1979. 3970126 = 327,350, 1967-71, 1.94 intake 1.5 exhaust, The number 3870126 does not exist.
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