Complete set of DRP reinforced valve springs.
Can be adapted to most mini bike engines (125cc to 150cc LIFAN, SKYTEAM, JIALING, etc.)
Incredibly sturdy! DESIGNED FOR RACING!
Springs not as high as some original springs (much harder).
Height of large spring: 29.5ﾠmm
Outside diameter of large spring: 22.5ﾠmm
Inside diameter of large spring: 17ﾠmm
Height of small spring: 29ﾠmm
Outside diameter of small spring: 16.5ﾠmm
Inside diameter of small spring: 13ﾠmm
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