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SPECS · PICS · RATING
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Yamaha YZ 490 discussion forum:83 it 490 engine conversion to yz specs |
| 83 it 490 engine conversion to yz specs |
| Mike Canton said 2018-09-22 01:28 |
| have my it-490 all apart am going to update motor to the yz- 490 engine specs. while i have engine apart. got new mikuni 40 mm flat slide carb sending head maybe cylinder to eric gore,what compression ratio can i get by with =max that is,piston recommend etc thanks a bunch new here doing my last restore for me to keep is my last gettin to old for this crap! except ridden that is. thanks mike |
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