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View Full Version : 440 overbore piston



stalefish_132
06-02-2007, 01:54 AM
well the 440 overheated due to my sister riding it:mad:, it's a 89mm 11:1 wiseco and i'm trying to find a 89.25mm piston thats in or around 11:1 comp. i know that wiseco does or did make them. and Ross makes a few sized over but i'd rather stick to a wiseco. i requested a quote from C&D but where did everone else get theirs from?

i'm kinda in a hurry to get her back together because i got a big ride coming up here in the next few weeks and shipping is so slow coming to canada.

thanks guys

EX LONERIDER
06-02-2007, 02:00 AM
if you look around on ebay there are a few wiseco oversize ones that show up. i know powroll also has em.

stalefish_132
06-02-2007, 11:08 AM
got lookign around and 89.25mm pistons are around $215-220 and an 89mm piston is like $120 and a sleeve is like $70. thinking i'll just resleeve it to 89mm again.

stalefish_132
06-02-2007, 03:18 PM
ok i'm ordering a JE 89.25mm 12:1 piston from duncan racing, get the cylinder bored and new gaskets and it should be rady to roll.

anyone else run their 12:1 on 100LL av gas?