OzVMX Forum

Clubroom => Tech Talk => Topic started by: John Orchard on October 27, 2017, 05:01:20 pm

Title: Could anyone please tell the pin diameter for a '74 KX450?
Post by: John Orchard on October 27, 2017, 05:01:20 pm

Chasing the gudgeon pin diameter for a 1974 KX450, thanks.

Title: Re: Could anyone please tell the pin diameter for a '74 KX450?
Post by: bazza on October 28, 2017, 04:59:54 pm

John Salva?

Title: Re: Could anyone please tell the pin diameter for a '74 KX450?
Post by: Hoony on October 29, 2017, 08:50:48 am

ring Bumper at Proline motorcycles in Cranbourne

Title: Re: Could anyone please tell the pin diameter for a '74 KX450?
Post by: 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 .

Title: Re: Could anyone please tell the pin diameter for a '74 KX450?
Post by: John Orchard 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 :-)