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Mega ZX21 Hi Speed Needle Support
MEG202099
Precision-machined steel high-speed needle support bushing (MEG202099) for Mega ZX21 DSII+ RC nitro engines, stabilizing the needle shaft to ensure accurate fuel metering during high-RPM operation.
Rebuild your carburetor's tuning precision with the genuine Mega Hi Speed Needle Support (MEG202099), a critical steel needle seat for Serpent Mega nitro engines. This precision-ground insert fits into the carb body to provide lateral support for the high-speed needle shaft, eliminating flex or misalignment under vibration and heat—ensuring consistent fuel delivery and repeatable adjustments. Corrosion-resistant and easy to install during needle replacement or full carb rebuilds, it prevents erratic mixture changes and lean spots that plague high-rev setups. Upgrade to this factory-spec part and keep your Mega engine tuned sharp, running strong from qualifying to the main event.
