1p57QMJ DRAG BUILD BEGINNING
 

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Building a 2021 Razor 150cc
Stock 1P57QMJ engine
NCY Trans kit : 11.5g Roller (3 Ncy roller & 3 Dr pulley 12g sliders)
2k main spring
1500k clutch springs
26mm PWK Nibbi carb
3.5 x 10