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Author Topic: Could anyone please tell the pin diameter for a '74 KX450?  (Read 2722 times)

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Offline John Orchard

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Could anyone please tell the pin diameter for a '74 KX450?
« on: October 27, 2017, 05:01:20 pm »
Chasing the gudgeon pin diameter for a 1974 KX450, thanks.
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Offline bazza

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Re: Could anyone please tell the pin diameter for a '74 KX450?
« Reply #1 on: October 28, 2017, 04:59:54 pm »
John Salva?
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Offline Hoony

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Re: Could anyone please tell the pin diameter for a '74 KX450?
« Reply #2 on: October 29, 2017, 08:50:48 am »
ring Bumper at Proline motorcycles in Cranbourne
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Offline Husky500evo

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Re: Could anyone please tell the pin diameter for a '74 KX450?
« Reply #3 on: October 30, 2017, 06:25:18 pm »
I am just about positive that is the same size as the pin for a KDX400 piston . I have an oversized KX420 sleeve fitted to a KDX400 cylinder and have had it bored to suit a '74 KX450 piston . Using a 443 or KDX450 crank , you end up with around 475cc capacity .
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Offline John Orchard

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Re: Could anyone please tell the pin diameter for a '74 KX450?
« Reply #4 on: October 30, 2017, 08:49:59 pm »
Quote from: Husky500evo on October 30, 2017, 06:25:18 pm
I am just about positive that is the same size as the pin for a KDX400 piston . I have an oversized KX420 sleeve fitted to a KDX400 cylinder and have had it bored to suit a '74 KX450 piston . Using a 443 or KDX450 crank , you end up with around 475cc capacity .


Perfect, thanks, just what l needed to know :-)
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