Wehrli Custom Fabrication - WCFab » Wagler Competition Products

WCP Billet Main Caps are designed and machined in house
Does not distort when torquing down main studs
Adds strength to the bottom end
Can be used with or without the WCP Girdle
For extra strength add the WCP Street Girdle
Made in the USA
Block must be line bored***

The affordable WCP Duramax As-forged Street connecting rods are the perfect solution for a hot street truck making 1,000 HP or less. The as-forged manufacturing process allows for the strength of forging, yet keeps the cost down by removing some of the extra processes that are put into the Competition series rods. The WCP Duramax As-forged Street connecting rods have great value by featuring the benefits below:
• 100% Made in the USA
• Forged by Trenton Forging in Trenton, MI 48183
• Forging made from 4340ACQ certified material
• All drafting, design, programming, machining, assembly, and QA performed in-house by qualified and experienced personnel
• All CRC6.6ST connecting rods utilize factory replacement bearings
• All CRC6.6ST connecting rods are honed to factory specifications and produced to fit factory pistons with no clearancing required
• All CRC6.6ST connecting rods come standard with ARP2000 7/16? Fasteners.
• Machined in the vital areas and then shot peened to reduce stress risers
• Rated to handle up to 1,000 HP
• All sets balanced to a +/- 6 gram standard

WCP Duramax Street Girdle is a 1/2 thick one-piece Girdle designed to provide additional support to the bottom end of the Duramax Block by tying the main caps to the oil pan bolts.
Includes ARP Main Studs, Washers & Nuts. ARP Cross Bolts, Washers and Lube Packet. Oil pan and Pick up Tube Hardware. All fasteners except cross bolts are 1/2 longer for proper fitment and ease of installation. Made in USA. Factory Main Caps require additional machining

2001–2016 Duramax Heavy Duty Pushrod Set. 3/8 x .135" Wall 4130 Chrome Moly

Duramax Alternate Fire Order Stage 1 Street Camshaft.

Duramax Alternate Fire Order Stage 2 Camshaft. Valve Reliefs Required

-Aftermarket Duramax Intake manifold that replaces the factory y-bridge and intake clam shells
-Casted one piece intake with improved airflow and horsepower
-Intake neck machined to accept 3.5? V-band (standard), Vanjen (upon request)
-Not compatible with OEM turbocharger!
-Requires custom high pressure and low pressure Fuel Lines!

-145lb seat pressure at 1.650 installed height
-Coil bind at 1.090
-Works with factory spring shim
-We recommend using WCPC6664 Push Rods with them

Wagler Competition Duramax T-4 Twisted Turbo Pedestal designed to work with the WCP Duramax Street Intake. Compatible with S300-S400 T-4 Turbochargers. Requires Custom Intake & Intercooler Piping! See WCFab Twisted Single Kits.

Wagler Competition Products proudly presents their updated 6.6 Duramax connecting rods. These competitively priced connecting rods feature the benefits below –
• 100% Made in the USA
• Forged by Trenton Forging in Trenton, MI 48183
• Forging made from 4340ACQ certified material
• All drafting, design, programming, machining, assembly, and QA performed in-house by qualified and experienced personnel
• All CRC6.6 connecting rods are an I-Beam design and utilize factory replacement bearings
• All CRC6.6 connecting rods utilize a locator for ease of use and keeping the end user in mind to align cap to eliminate offset caps and maintain a true bore
• All rods are honed to factory specifications and produced to fit factory pistons with no clearancing required
• All CRC6.6 connecting rods come standard with ARP2000 7/16? Fasteners. ARP Custom Age 625 fastener upgrade available for an additional charge
• The updated I-Beam is designed to handle greater horsepower and torque than previous version. Enhanced by adding beam thickness, 3D profiling, and larger radiuses to reduce stress risers
• Known to handle 2000+ HP
• All sets balanced to a +/- 1 gram standard
• Standard finish is Shot Peened with the option of polished (Additional Charge)