[Land-speed] Destroking a Crankshaft...

[Bryan Savage]

Correct. They are all ste same stroke.

David wrote:
> IIRC (if I remember correctly ) the 221, 260, 289 all had the same stroke- one might verify this before getting too excited.
> As far as other motors, some may have decades of time/money invested in Ford junk haha.
>
> On Feb 21, 2011, at 10:49 AM, Rich Fox <v4gmr at yahoo.com> wrote:
>
>   
>> As fvar as the 260 being rare. If you want a block and crank from a '63 1/3
>> Falcon sprint 260. Drop on by. Free for the hauling.  RF
>>
>> --- On Sun, 2/20/11, Bryan Savage <b.a.savage at wildblue.net> wrote:
>>
>>
>> From: Bryan Savage <b.a.savage at wildblue.net>
>> Subject: Re: [Land-speed] Destroking a Crankshaft...
>> To: drmayf at mayfco.com
>> Cc: "land-speed at autox.team.net" <land-speed at autox.team.net>
>> Date: Sunday, February 20, 2011, 11:07 PM
>>
>>
>> What displacement is your target Mayf?
>> Ford made 221 and 260 Windsors, but the 221 is a collectors item and 260 are
>> almost as rare.
>>
>> I would call several engine builders and see if they can help you. Given
>> enough money, of course,
>> any large machine shop could do the job. The biggest problem is finding a set
>> of shop blueprints
>> that can be used to set up the CNC equipment.
>>
>> A thought, find someone who makes billet 289 cranks and see if the could alter
>> the CNC setup
>> to give you the stroke you need.
>>
>> Welding a cast crank is a lost art. Back in the '60's and '70's there were 2
>> or 3 guys that could do it.
>> As I recall. you had to keep the entire crank at around 800 or 900 degrees and
>> then let it cool overnight.
>>
>>
>> Bryan
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