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Which years where the 460/429 blocks better... Any specail years I should be looking for to build a good stroker out of .
Looking to build a 509 with about 890 H.p.
I believe it's the 68-78 blocks that are best suited for that. At least thats what I was told. I read an article about a truck that had a 680 hp 528 out of a 72 429 block. I bought a 71 429 not long ago to use as the basis for my stroker motor. Hope this helps
429 & 460 are exactly same block, numbers and bore is same in both in early series of 385 engines.
I prefer earlier heads too, I run D1VE Heads in street engine & DOVE on comp engines. Although I have been curious about TFS and Alan Root Alloy Heads, but not curious enough to spend that kind of "Dust" to satisfy my curiosity.
I have never stroked a 385 engine, although I did listen to a big discussion on whether fly cuts would be required after a spedific stroke was achieved. TO my knowledge it was never resolved at the discussion I was privvey to.
I also was involved in another discussion where someone was advocating stroker 351W engines being better [I don't buy it] than 385s, and only 2/3 the wieght. IMHO the only thing a 351W out to 455CID has when it's hammered hard is the same fault that causes orange replacement engines to explode.BAD BLOCK FLEX UNDER FULL POWER & GOOD LOAD, and who needs that?
385 series can go over 600CID, 750 -800 HP, & 650 ft/lb torque & still not flex because they have over 500 lb/ft torque box stock.
When Ricky Smith was running AHRA his "Mountain Motors" were over 600 inches & made 1,000 + hp on squeeze bottles.
They were stubborn about using seasoned blocks to build their Bad Boy power plants from, mostly 68 - 75 vintge engines. Not sure if it's rumor, lies, truth, or wishfull thinking? Never the less It does make sense. I prefer seasoned blocks for "H-O engines" myself. FBp
I think 68' to 71' have the highest nickle content in the blocks,but the best ones are probably the splayed 4 bolt svo blocks.followed by the 429 super cobra jet blocks.they are 4 bolt but not splayed.
Look for a D0VE or D1VE block with the thick main webs. Here's a pic of my D1VE 6015 AA block ('70 429) I have on the stand. I believe it is a thin web block.
The D0VE-A or the D1VE-AA are the better ones to get. The D0VE-A and the D1VE-AA blocks were used as standard blocks in 429's and 460's in Lincolns and T-Bird's from 70-71 and also were used as the 2 bolt Cobra Jet Block.
The pic below is a D0VE-A 2 bolt block , notice the thick main webs that extend all the way out to the pan rail.
Below is a D0VE-A 4 bolt Super Cobra Jet block, this would be the Best choice.
Last edited by Fordzzzz77; Sep 19, 2003 at 08:05 AM.
I love my 429 boss motor. It's funny when you open the hood and they look 2 times, the ford hemi just messes them up. and it is not stock 932 hp. 100 hp just bolting on a domanator carb.
I wouldn't consider using any 2-bolt block for that HP. Actually, you're right at the outside limit for production 4-bolt blocks (CJ/SCJ). Many builders have experienced main bearing walk on CJ/SCJ and thick web blocks using aftermarket 4-bolt conversions above the 800hp level.
Get an A460 block from Ford Performance, under $2k, and forget about production blocks.