Big bore kit - Yamaha Raptor Forum
  • 1 Post By George b
  • 1 Post By 4stroker4life
  • 1 Post By Team 2 gils
LinkBack Thread Tools Display Modes
post #1 of 3 (permalink) Old 05-07-2019, 03:18 PM Thread Starter
Junior Member
Join Date: May 2019
Posts: 1
Big bore kit

Hey guys I’m new here just signed up I’ve gotten a lot of info on here before becoming a member I just had to join but I was wondering what’s the best big bore kit on a raptor 660 2001 on eBay or amazon having a. Hard time finding the best options can my new friends in the raptor world help me
Scotscockney likes this.
George b is offline  
Sponsored Links
post #2 of 3 (permalink) Old 05-07-2019, 06:45 PM
Senior Member
4stroker4life's Avatar
Join Date: Jul 2017
Location: SW Missouri USA
Posts: 1,640
Your best bet is to buy a high quality piston, pin, and ring set. Then have a machine shop bore your factory cylinder to fit your new piston. Most of the cylinders on ebay and amazon are chinese clones and are kind of hit and miss on quality

Sent from my SM-G920V using Tapatalk
Scotscockney likes this.

07' Raptor 700- 11:1, hotcam 3, Pro design intake with K&N, +3 throttle body, Monster big bore duals, MSD with cuervo timing, JOGACA shocks, trail tech VAPOR, GYTR heel guards & bumper & nerfs, .250 aluminum skids, TM case saver, folding anodized levers and shifter, powermadd hand guards

04' raptor 660-Hot rods crank, .5mm overbore, 11:1 wiseco piston, Stage 1 hotcam, Yoshimura slip-on exhaust, K&N filter with outerwears, open lid airbox, Dynojet stage 2 jet kit
4stroker4life is online now  
post #3 of 3 (permalink) Old 05-07-2019, 09:29 PM
Senior Member
Team 2 gils's Avatar
Join Date: Dec 2017
Posts: 310
Cylinder works makes them. They Are the same company as Vertex and hot cams
Scotscockney likes this.
Team 2 gils is offline  

Quick Reply

Register Now

In order to be able to post messages on the Yamaha Raptor Forum forums, you must first register.
Please enter your desired user name, your email address and other required details in the form below.

User Name:
Please enter a password for your user account. Note that passwords are case-sensitive.


Confirm Password:
Email Address
Please enter a valid email address for yourself.

Email Address:


Thread Tools
Show Printable Version Show Printable Version
Email this Page Email this Page
Display Modes
Linear Mode Linear Mode

Similar Threads
Thread Thread Starter Forum Replies Last Post
5 mill stroker kit and a big bore kit? good idea? dshaffer Raptor 700 Modifications 6 09-13-2012 04:11 PM
686 big bore vs 720 big bore joequad16 Raptor 660 Modifications 9 05-30-2008 10:35 AM
Big Bore or Stock Bore-what do you think HillShooter Raptor 700 Discussion 5 08-06-2007 10:53 AM
Big bore vs stock bore results Buddah Raptor 700 Modifications 14 07-17-2007 08:16 PM

Posting Rules  
You may post new threads
You may post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are On
Pingbacks are On
Refbacks are On

For the best viewing experience please update your browser to Google Chrome