Great Lakes 4x4. The largest offroad forum in the Midwest - View Single Post - Late 80s vs mid 90s 351
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Old February 4th, 2011, 10:43 PM   #8
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Roller 351s start with the casting # F4TE (94 and newer) Among a few others the lifter bores are taller in the F4 roller blocks. If you will be building for HP in the future use the 94+, If you are just running it with mild upgrades the 88 will be great.
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