
2598078
2670154
3-318
Engine Tools
Pistons, Rings and Connecting Rods
1U-6431 Gauge Group
Model: 3406B
Warranty: Six Months
• Usedforcheckingringgroovewearon7C-0473,7C-3496
and 7W-3668 Pistons found in some 3406B Truck Engines
beginning with 1985 production
• Replacesdiscontinued8T-3150GaugeGroup;consistsof
6gaugesfrom8T-3150plus1U-6432Gaugeandrevised
SEES5678-02InstructionCard;1U-6432andSEES5678-02
Instruction Card can be used to upgrade existing 8T-3150
Gauge Group
Item Part Number Description
1 8T-3144 Gauge Assembly
2 8T-3145 Gauge Assembly
3 8T-3146 Gauge Assembly
4 8T-3147 Gauge Assembly
5 8T-3148 Gauge Assembly
Item Part Number Description
6 8T-3149 Gauge Assembly
7 1U-6432 Gauge Assembly
8 5P-4227 Tag Holder, Form SEES5544
Instruction Card
9 6V-3196 Gauge Assembly
-- 1U-6431 Gauge Group
Reference
ServiceMagazine,June1,1987,page15
Truck Engine News, May 1987, Page 8, “Use Correct Pistons and Rings for 3406B Truck Engines”
Description
SEES5678-02 Instruction Card