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Pit Bike Club (https://www.pitbikeclub.co.uk/index.php)
-   Pit Bike Discussion (https://www.pitbikeclub.co.uk/forumdisplay.php?f=41)
-   -   bore kit for 125cc (https://www.pitbikeclub.co.uk/showthread.php?t=27075)

physco_nutcase_danny 07-06-2009 12:07 AM
Re: bore kit for 125cc
 
Quote:
Originally Posted by liamisace123 (Post 302127)
will it fit a stomp 125 engine ??:thumbs:
liam send me a pic of the right hand side of your engine then i will be able to tell you if it will fit or not...:thumbs:

matt132006 07-06-2009 12:20 AM
Re: bore kit for 125cc
 
Quote:
Originally Posted by physco_nutcase_danny (Post 302174)
liam send me a pic of the right hand side of your engine then i will be able to tell you if it will fit or not...:thumbs:
im may fit .. but 125 are shorter stroke.. so the studs wont be long enuff:icon_lol: if u put 140 piston and barrel on

physco_nutcase_danny 07-06-2009 12:26 AM
Re: bore kit for 125cc
 
Quote:
Originally Posted by matt132006 (Post 302203)
im may fit .. but 125 are shorter stroke.. so the studs wont be long enuff:icon_lol: if u put 140 piston and barrel on
hi matt the 138 barrell is the same length as the 125 barrell 98mm.the barrells will fit.piston wont as gudgeon pins are different diameters..:thumbs:

themountain 07-06-2009 12:44 AM
Re: bore kit for 125cc
 
Quote:
Originally Posted by physco_nutcase_danny (Post 302211)
hi matt the 138 barrell is the same length as the 125 barrell 98mm.the barrells will fit.piston wont as gudgeon pins are different diameters..:thumbs:
the barrel won`t fit , dipstick...and there is nothing like a 98mm barrel:icon_lol:

matt132006 07-06-2009 12:48 AM
Re: bore kit for 125cc
 
Quote:
Originally Posted by physco_nutcase_danny (Post 302211)
hi matt the 138 barrell is the same length as the 125 barrell 98mm.the barrells will fit.piston wont as gudgeon pins are different diameters..:thumbs:
yh i no lol.. im on about 140 barrel and piston.. it longer stroke than 125:thumbs:

physco_nutcase_danny 07-06-2009 12:51 AM
Re: bore kit for 125cc
 
Quote:
Originally Posted by themountain (Post 302244)
the barrel won`t fit , dipstick...and there is nothing like a 98mm barrel:icon_lol:
well i stripped all this engine last week...barrell is 98mm.
http://cgi.ebay.co.uk/ws/eBayISAPI.d...m=190303850308 138 barrell.

http://cgi.ebay.co.uk/Motocross-125c...3A1%7C294%3A30 125 barrell.

THEMOUNTAIN LOOK AT BOTH LINKS...BOTH BARRELLS ARE 98MM IN HEIGHT..:thumbs:

physco_nutcase_danny 07-06-2009 12:53 AM
Re: bore kit for 125cc
 
Quote:
Originally Posted by physco_nutcase_danny (Post 302256)
your the dipstick mountain because its quite clear you havnt really looked into this..your just chanting on hear say!!!you need to get your tools out and actually strip one.:icon_lol:

matt132006 07-06-2009 12:56 AM
Re: bore kit for 125cc
 
the lifan 140 are gen 140cm .. it longer stroke the 125... im pritty sure 125 and lifan 140 pistons r same size:thumbs:

physco_nutcase_danny 07-06-2009 01:05 AM
Re: bore kit for 125cc
 
Quote:
Originally Posted by matt132006 (Post 302261)
the lifan 140 are gen 140cm .. it longer stroke the 125... im pritty sure 125 and lifan 140 pistons r same size:thumbs:
the barrells are the same length.the conrods are the same length.
125 piston is 52.4mm and 138 piston is around 56mm which makes up for the fuel displacement.the stroke of the crank has no effect on the cc as there both the same length.:thumbs:

simms16 07-06-2009 01:09 AM
Re: bore kit for 125cc
 
just get a bigger engine liam


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