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226 260 cid setup

Printed From: Unofficial Allis
Category: Other Topics
Forum Name: Pulling Forum
Forum Description: Forum dedicated to Tractor and Garden Pulling
URL: https://www.allischalmers.com/forum/forum_posts.asp?TID=63445
Printed Date: 31 Oct 2024 at 8:32pm
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Topic: 226 260 cid setup
Posted By: wi50
Subject: 226 260 cid setup
Date Posted: 17 Jan 2013 at 9:16pm
I have a cheap and easy parts setup I'd like to sell for someone looking to do a little upgradeing without breaking the bank or working to hard to do it. 
 
Set of 4 IH 308 truck engine rods, 4.185 bore Keith Black KB194 .060 over pistons and rings.  2 pistons brand new, 2 slightly used (neighbor had bought 8 and had 6 of them in his 6 cyl tractor engine for a bit) 
 
Works out to bore a set of 4 1/8 bore liners .060 over and offset grind the 4.5 stroke crankshaft to a 4.75 stroke.  You get a 4.185 bore X 4.75 stroke engine at 10.5 to 1 compression ratio. 
 
The rods are 8.5625" long center to center,  use a 2.125" diameter crankpin and are wide enough to fit the Allis crankpin.  The wrist pins in the IH are .925" and the pistons are .927".  I have honed the wrist pin bushings to size and resized the bottom end of the rods so they are ready to go.
 
$300 for the rods, pistons, rings, wrist pins and new spriol locks shipped to you. 
 
I do have nice used 4 1/8 liners available at additional cost, but I'd prefer to keep them.  Approxamate cost to bore and hone the liners is $100-$125, offset grind the 4 cyl crank $250.
 


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"see what happens when you have no practical experience doing something...... you end up playing with calculators and looking stupid on the internet"



Replies:
Posted By: Charlie175
Date Posted: 18 Jan 2013 at 6:25am
what kind of power output would this give?

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Charlie

'48 B, '51 CA, '56 WD45 '61 D17, '63 D12, '65 D10 , '68 One-Ninety XTD


Posted By: nborga87
Date Posted: 29 Mar 2013 at 12:14am
do you still have these parts?


Posted By: wi50
Date Posted: 29 Mar 2013 at 12:47pm
Yes, I still have them, allong with bored sleves with new o-rings.  Also a 5.75 stroke crank and 8" billet rods for another combo.
715-790-1869


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"see what happens when you have no practical experience doing something...... you end up playing with calculators and looking stupid on the internet"



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