Installation Instructions

2
InstallingtheNewEngine
Partsneededforthisprocedure:
1
Beltcover(74-1770)
1
Engine(106-0845)
1
Decal(110-0520)
4
Screws(95-1727)
1
Retainerspacer(103-3795)
1
Tankbracket(106-0908-03)
1
Fueltankcap(93-7198)
3
Screws(104-2628)
1
Fuelhose(109-0296)
1
Fuellter(71-9280)
4
Clamp(2412-98)
1
Fuelhose(109-0650)
4
Cabletie(3290-378)
1
Bladebolt(3212-4)
1
BBCSpacer(107-4058)
2
Springwashers(1-603610)
1
Throttlecontrol(114-3488)
Procedure
Note:RefertoFigure1forinstallingthenewengine.
1.Installthenewdooronthedischargetunnel.
2.Installthefueltank(withthenewfueltankcap)
onthetankbasewiththe2screwsyoupreviously
removed.
Note:Securethetankbracketwith3fasteners
(fromtheloosepartsbag)anduseblueLoctite(242).
3.Installthenewengineonthemowerhousing.
Note:Torquetheenginemountingboltsto
200–250in-lb.
4.InstalltheBBCassembly.
Note:ForinformationoninstallingtheBBC
assembly,refertotheWalkBehindPowerMowerDrive
SystemsServiceManual(FormNo.492-4733).
5.Installtheblade.
Note:Torquethebladeboltto250–320in-lb.
6.Attachthenewfuelhose,fuellter,andclamptothe
engineandthefueltank.
Note:Theshorthoseattachestothefueltank.
7.Installandadjustthenewthrottlecontrolcable.
8.Replacethebeltcover.
3