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Performance Parts For Sale/Wanted Just Performance, non-stock, trailers, tools and related accessories here. |
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#1
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1963 421HO shortblock
1963 421 HO fresh rebuilt shortblock
11B code stick shift block Casting 544988, this is the same high nickel 4 bolt main block as the super duty Date code is C273 Pistons are 40 over $6500, can pallet to ship |
#2
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Willing to negotiate
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#3
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Wrong pistons for a 421 motor. Were they changed out with 428 pistons?. If so won't work with 64- or older heads
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#4
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Looks like a 428 crank also by the length of the snout?Tom
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#5
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421 ?
Hello,it appears to be .070 over bored. Do you have a copy of the sonic test ? Also what rods were used ? Thanks
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#6
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Yes it is 428 crank and pistons, not positive on the rods to be honest
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