We are a Uk ltd company est 1972 we aim for next day delivery when poss
This kit Can be bored to 62 mm 160cc , 63.5 mm 170cc ,65.5mm 190cc. at a later date when needed. All piston kits in stock £39.50
Comes at this price as 61mm 150cc with full thickness linner/spigot 68mm outer dia were enters crank case
In this listing we have a Big bore kit for a Honda TL125 (150 CC ) 25CC INCREASE big increase ,Please check the photo the kit you see in the photo is the kit you get gives you a hell of a difference makes hill climbs easy pulls 1 gear higher everywhere ,mods needed to crankcases on earlier tl125. This listing is for the big kit 68mm spigot that can be upgraded to up to 65.5mm at a later date , We can supply you with a 63.25mm spigot for early bikes with small 63.5mm crankcase openings photo of both std 68mm spigot and machined down 63.5mm is the last two photos ,for 63.5mm straight fit no mods to crank case ,see other listing
But this will mean can not be rebored to 63.5 65.5 mm at later date as bore is 61mm and crankcase hole is 63.5.
To fit cylinder as is it has a 68mm spigot so you can bore up to 62 or 63.5 or 65.5 mm tlr200 bore size. you must enlarge your crankcases to 68mm if you don't have the big crankcases ,which is outer dia of sprigot on cylinder which is easy to do just using the new 68mm base gasket as template it's only a lip you have to remove
Photos of both cylinders attached side by side early 63.5 crank case and late 68mm crank case
This is a big fin cylinder for better cooling sim to tlr200 ,relined and bored to 150cc patterned modified in the uk piston kit and oversize gaskets set comes with valve stem oil seals fit if you wish
everything in the photo you receive
On XL125rc and late TL125 this kit is striaght fit as crankcases are 68mm dia hole
Photo of 63.25 and 68mm spigot cylinders. attached all we do for the 63.5mm is turn down the 68mm one for you that's the only difference
See photos of future size over ore piston kits that you can buy for rebore at later date if you buy this full size 68mm spigot kit
Spigot is the part that fits into the crankcase on the cylinder
You can buy with confidence from a UK company making or modifying these big bore kits in the UK TO BE STRAIGHT FIT WITHOUT HASSLE ,ALLWAYS AT THE END OF A PHONE FOR ADVICE ETC. AND FOR FURTURE SINGLE ITEMS GASKETS OVERSIZE PISTONS ETC delivering from the UK CARRYING STOCK IN UK Delivering to your door within 2 days Lots of our parts are OE HONDA OR YAMAHA PARTS AVT AUTOPARTS ltd 82/84shields road Byker Newcastle upon Tyne Ne61ds Tel 0191 2650028
Colin lee 07773070793
Kit includes
61mm alloy , steel linned large fin cylinder
CNC finished top 61mm piston
61mm piston rings
15mm gudgeon pin
2 clips
61mm oversize head gasket
68mm oversize base gasket
(New type )Green Valve stem oil seals (if needed )
straight fit kit for early engines also avalible please read whole listing
Early Straight fit kit is with smaller 63.50mm linner / spigot is £109.00 and piston is different to