Caterpillar Grommets

2 13/16" Outside Diameter 3/4" Inside Diameter	2.350" Outside Diameter 3/4" Inside Diameter
ESPG-625 Silicone Fits 14mm Extended Barrel Spark Plugs. Fits Caterpillar G342, G379, G398, and G399 Engines.	ESPG-33 Silicone Fits 14mm Extended Barrel Spark Plugs. Fits Caterpillar 3300 Series Engines.
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3" Outside Diameter 3/4" Inside Diameter	2 13/16" Outside Diameter 1 3/16" Inside Diameter
ESPG-3400 Silicone Fits 14mm Extended Barrel Spark Plugs. Fits Caterpillar 3400 Series Engines.	ICG-625 Silicone Used On Engines With Integral Coils. Fits Caterpillar G3304, G3306, G342, G379, G398, and G399 Engines.

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