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Hyper .21 Nitro Engine - PS, SlideValve, R-Exh, FOR PARTS, OFN53211FP by OFNA
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What new nitro engine can I put into this old OFNA LX ultra comp? It currently has a .26 but it's getting harder and harder to find parts for. : r/rccars
NEW OFNA RACING PICCO .12 RED HEAD NITRO ON ROAD 1/10 ENGINE SG 3-Port | eBay
OFNA Easy Pull for Nitro Pullstart Engines « Big Squid RC – RC Car and Truck News, Reviews, Videos, and More!