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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
These 5mm main jets are to be used with 19-21mm carburetors
Since our intakes are handmade with epoxy resin
This kit includes a mounting bracket to bolt right onto your Ruckus forks
giving you the most out of your rear shock
TTMRC GY6 RR 4V Head - Replacement Valve Spring Set of 4 Mojo Customs These 5mm main jets areEnhance the reliability and performance of your GY6 scooter's 4 valve cylinder head with this replacement valve spring set from TTMRC. Specifically designed for the RR series 4V heads, this set of four springs provides superior tension and durability, supporting higher RPMs and improved valve control in performance builds. Ideal for rebuilding or upgrading big bore kits, racing applications, or routine maintenance, these springs help prevent valve
