
2591121
2591138
2591153
3-125
Engine Tools
Cylinder Head, Valves and Cam Followers
8S-2263 Valve Spring Tester
Model: All Engines
Warranty: Six Months
• Providesfast,accuratetestingfor
oldvalvespringswhichshouldbe
tested before installing in recondi-
tioned head
• Scale graduated in newtons and
has maximum capacity of 1555 N
(350 lb)
• Similar to 4C-9496 Spring Tester with
maximum test force of 1200 lb for
testing larger springs
Part Number Description
8S-2263 ValveSpringTester
5S-1322 Valve Keeper Inserter
Model: All Cat
®
Engines
Warranty: Six Months
• Used with the 7F-4292 Compressor
toinstallvalvekeepers
Part Number Description
5S-1322 ValveKeeper
Inserter
Valve Seat Extractor Tooling
Essential Tool
Model: 3500 Engines
Warranty: Six Months
• Usedtoremovevalveseatinserts
on 3500 Engines
• Usedwith166-7441ValveSeat
Extractor Tool Group
• Both parts are hardened for
strengthandlongservicelife
• Tools are black oxide coated for
corrosion resistance
Reference
SMHS7935, Special Instruction
Item Part Number Description
1 317-3841 ValveSeat
Extractor
2 317-3843 Shaft As-
sembly