Description

2001-2016 GM 6.6L Duramax Stock Head Bolt Large 12×121 mm GM 11610681

GM part number 11610681 is the large cylinder head bolt for 2001-2016 GM trucks with a 6.6L Duramax diesel engine.

When changing the head gasket on a Duramax, the stock head bolts are not reusable.  The bolts are a torque to yield design and should not be used twice.  These are the larger bolts measuring 12mm x 121mm.  Thirty-six are required per engine (18 per head).

If we do not have this part in stock, or it shows on back order, don’t worry. Huckstorf Diesel receives shipments from our suppliers daily. We also have the ability to get parts drop-shipped directly to you from the closest warehouse or the manufacturer. We are also able to source scarce products nationwide and globally quickly. Let us help you find those hard to find parts.

Find all your diesel performance, repair, and upgrade needs here, online or in person at Huckstorf Diesel’s sales, installation, and repair center located in Franklin / Milwaukee, Wisconsin USA.