About Cryo Bolts

HDKits now has cryogenic head bolt kits available for Caterpillar Engine applications.

These bolts do not require any extra torquing and stretching does NOT occur!

Every bolt comes packaged in its own netting to prevent abrasions

& Each cryo-treated head bolt has a blue dot on its head so that you know it has been cryo-treated.

Head Bolt Kit Includes:

10 x Long Head Bolts 8.5 Inch

16 x Short Head Bolts 7.6 Inch

26 x Washers

Engine Specs:

3406E Engine Specifications: Year: 1993-2005

C15 Engine Specifications: Year: 1999-2007