HPI Racing Midrange Needle Valve for F-2 Composite Carb D-Cut 15175

HPI Racing Brass Collet 7 x 6.5mm, 21 Size, (2 pcs) 86077

HPI Racing 87198 High Flow Air Cleaner for .21+ Engines

HPI Racing Cover Plate #1426

HPI Racing Air Cleaner for .21+ Engines 87198

HPI Racing 120277 Roto Start Backplate V3 for use with 14mm hex

HPI Racing Idle Needle Valve for F4.6 D-Cut #1485

HPI Racing 12mm One-Way Hex Bearing for Nitro Star G3.0 / S-25 / F series #1430