
2590852
3-120
Engine Tools
Cylinder Head, Valves and Cam Followers
Service Tools for Jacobs Vehicle Systems (Jake Brake
®
)
Essential Tool
Model: C-10, C-12, 3176/B, 3306B/C, 3406B/C/E Truck Engines
Warranty: Six Months
• UsedtoquicklyandaccuratelyinstallorserviceJake
Brake Units on Cat
®
On-Highway Truck Engines and
articulated trucks
• All tools are genuine OEM parts
• Toolscanbeorderedindividually
• 149-6112 Trigger Upgrade Kit allows rotation of dial indica-
tor in early trigger sets kits
• 143-6452FuelLineProtectiveKitincludescapstosealfuel
linesfromcontaminationduringaretrot(for3406BandC
Engines only)
• 149-6111OilPressureTestKitincludesasolenoidvalve
o-ringpack(packnotavailableseparately).IndividualO-
ringsareavailablebyordering2U-1493SealRing,Lower,
2U-1492 Seal Ring, Middle, and 143-6642 Seal Ring, Upper.
Item Part Number Description
1 149-6108 Installation Support Tool
1
2 134-2836 Feeler Gauge, 1.70 mm
(0.067 in)
1
2 149-0054 Adjusting Gauge, 0.457 mm
(0.018 in)
1
2 149-6105 Adjusting Gauge, 2.03 mm
(0.08 in)
1
2 149-0050 Adjusting Gauge, 2.29 mm
(0.09 in)
1
3 149-0059 S/P Adjusting Gauge, 3.43
mm (0.135 in)
1
4 149-0053 Feeler Gauge, 1.52 mm
(0.06 in)
1
4 149-0052 Feeler Gauge, 1.78 mm
(0.07 in)
1
5 149-0055 Feeler Gauge, 0.508 mm
(0.02 in)
1
Item Part Number Description
5 149-6114 Feeler Gauge, 0.635 mm
(0.025 in)
1
5 149-0056 Feeler Gauge, 1.14 mm
(0.045 in)
1
5 150-7227 Feeler Gauge, 1.02 mm
(0.04 in)
1
5 149-0058 Feeler Gauge, 1.27 mm
(0.05 in)
1
6 134-2837 SlavePistonTool
7 149-6113 Bridge Set Gauge Pack-
age
1
8 149-0114 SlaveLashGauge,0.889
mm (0.035 in)
1
9 149-6110 M/P Holding Wedge
2
10 149-0051 Feeler Gauge, 2.03 mm
(0.08 in)
1
11 149-6109 Trigger Adjusting Group
with Dial Indicator
(Continued)