PCM RP061022 impeller service kit commonly used on newer PCM Engines. Impeller known to be used on Excalibur 330, EX343, ZR6, ZR409, 5.0L Pro Sport, and GM 5.0L, 5.7L & 6.0L with a serpentine belt.
Impeller fits on a double flat sided shaft
Impeller Measures 2 "Tall
Impeller Measures 2-1/4" in Diameter
Fits all Models of Nautique