Pinion shaft gear is standard size and has 4 splined centers .
Fits:
UL 1937-1948
WL 1937-1952
XL 1957-1976
UOM: EA
Country Of Origin: TAIWAN
OEM Cross Reference: 24011-37,604-37A
Accessory Items:
16-1749 – Cam Gear Check Pins
16-1750 – Cam Gear Check Pins
16-1728 – Pushrod Cover Clip Tool