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Ships within 48 hours · Estimated delivery Sep 19 - Sep 24
including five diameters plus mounting hardware for complete front roll-stiffness tuning
kV: 4000 (8-turn)
Body Style: Rock Crawler
INCLUDES: Four throttle servo horns (Airtronics/Sanwa
We always strive to improve our products and the revised outdrives prove that we are listening to our customers like no other brand in RC
HPI Piston Set (0.7mm Piston Ring/23cc) Increases Engine Throttle Response 1/10 Wheels including five diameters plus mountingHPI Piston Set (0. 7mm Piston Ring 23cc) Increases Engine Throttle Response This is a genuine HPI Racing piston set with a 0. 7mm piston ring for 23cc gasoline engines. The lighter 0. 7mm ring reduces friction and reciprocating drag inside the engine, which is what delivers the sharper throttle response this set is designed for. It installs during a standard top end service, making it a smart upgrade to fit while refreshing a worn piston and ring.
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