#1414 - RETAINER FOR PISTON PIN (2pcs) NITRO STAR S-25 / F series Discontinued, replacement parts: #1442, #1453 Genuine HPI spare part for ensured quality, correct maintenance and easy repairs. See below for kit compatibility.
#1442 PISTON PIN/RETAINER SET
#1489 CYLINDER/PISTON/CONNECTING ROD SET (F4.6)
#1493 CRANKSHAFT (SG SHAFT/F4.6)