2001-2004 GM 6.6L LB7 Duramax Cams & Valve Springs

Restore lost power from the valvetrain in your 2001-2016 GM 6.6L Duramax with the XDP Pushrods 7/16" Competition & Race Performance XD316. The factory pushrods in your Duramax engine are not adequate to handle the stress from your modified engine. Increased cylinder pressures, higher engine..

The Colt Cams C.1014.S Street/Strip Camshaft is high-performance "drop-in" replacement for your 01-10 GM 6.6L Duramax. Constructed from a brand new billet, this camshaft comes pre-machined with a new keyway and key. This eliminates the weak factory dowel pin which has been known to shear allowing th..

Upgrade the valvetrain in your 2001-2016 GM 6.6L Duramax engine with the Wagler WCPC6643 Dual Valve Spring Kit With Steel Retainers. Designed to work with your factory spring shim, the dual valve spring kit increases seat pressure to 145lbs at 1.650 installed height.     &nbs..

Upgrade the valvetrain in your 2001-2016 GM 6.6L Duramax with the Wagler WCPC6664 Pushrods. Built from 3/8" x .135 wall 4130 Chromoly, these push rods increase strength and are able to handle the stress associated with higher engine RPM and higher valve spring pressures commonly found in performance..

The Wagler WCPC6686-1 Alternate Fire Street Stage 1 Camshaft provides your 2001-2016 GM 6.6L Duramax with increased driveability and increased performance. This cam is a great replacement for towing, street use, and mild race applications. This Stage 1 camshaft does not require any piston valve reli..

The Wagler WCPC6686-1 Street Stage 1 Camshaft provides your 2001-2016 GM 6.6L Duramax with increased driveability and increased performance. This cam is a great replacement for towing, street use, and mild race applications. This Stage 1 camshaft does not require any piston valve reliefs for install..

Improve the valvetrain in your 2001-2016 GM 6.6L Duramax when you install the Wagler WCPC6618 Billet Rocker Arm Bridge Set. These rocker arm bridges feature forged 4340ACQ certified billet steel construction to handle the increase horsepower of your modified Duramax. With all drafting, design, progr..

Callies Carbocore Stage 1 Alternate Firing CamshaftFits 2001-2016 Chevy / GMC 6.6L DuramaxPart# DMAX-270-001*NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. § 752..

Callies Carbocore Stage 2 Alternate Firing CamshaftFits 2001-2016 Chevy / GMC 6.6L DuramaxPart# DMAX-270-002*.050" Piston Valve Reliefs Required**NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE F..

Callies Indurocore Stage 1 Alternate Firing CamshaftFits 2001-2016 Chevy / GMC 6.6L DuramaxPart# DMAX-270-009*NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. § 75..

Callies Indurocore Stage 2 Alternate Firing CamshaftFits 2001-2016 Chevy / GMC 6.6L DuramaxPart# DMAX-270-008*.050" Piston Valve Reliefs Required**NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE ..

6.6L Duramax 130lb. Valve Spring Kit  Fits: 2001-2016 6.6 Duramax Features: Helps Prevent Valve Float Rated up to 130psi Boost/Drive Pressure Rated up to 5000rpm 32 Conical Valve Springs 32 Billet Steel Retainers 32 Chromoly Spring Seats 64 Valve Locks Fits 2001-2016 LB7..

Industrial Injection Performance Cam & Crank Key Kit Eliminate the risk of engine damage by installing our high strength tool steel key ways into your crankshaft and camshaft. The factory Duramax crank uses a very small roll pin to hold the balancer and gear in place. The camshaft also uses ..

The Industrial Injection PDM-07184 Rocker Arm Spacer Kit can help improve the reliability of the valvetrain in your 2001-2016 GM 6.6L Duramax. This rock arm spacer kit removes the springs in between the rockers that are design to keep the rockers aligned under high load or high RPMs. The stock sprin..

The Industrial Injection 6.6L Duramax Stage 1 Pushrods are designed to add strength and reliability to your 2001-2016 GM Duramax. If you are running higher RPM and higher boost number than stock these billet pushrods are a must. FEATURES: Added Strength Increased Performance Good Up To ..

The Industrial Injection 6.6L Duramax Stage 3 Billet Pushrods are designed to add Ultimate strength and reliability to your 2001 - 2016 GM Duramax. If you are running over 4500rpm and over 100psi boost these Stage 3 Billet Pushrods are a must. FEATURES: Added Strength Chomoloy Design In..

Manton pressure tower valve spring kit for 01-16 Duramax. Kid includes:32 springs32 retainers32 spring cups64 locksPart number: D-105-KIT-Dmax..

The XDP Pushrods 3/8" Street Performance XD315 eliminate the weak link in the valvetrain of your 2001-2016 GM 6.6L Duramax. The factory pushrods in your Duramax engine can hardly handle stock output levels. The increased cylinder pressure, high engine RPM, and increased valve spring pressures o..

The XDP Billet Rocker Arm Valve Bridge Set XD384 will greatly improve the factory valvetrain in your modified 2001-2016 GM 6.6L Duramax. The OE rocker arm bridges in your valvetrain were designed for stock output levels. Once modified, your Duramax engine can quickly produce more stress and load tha..

The XDP Performance Valve Springs & Retainer Kit XD386 are a perfect upgrade for your modified 2001-2016 GM 6.6L Duramax. Camshaft upgrades and other modifications that increase boost require more valve control. The XDP Performance Valve Spring feature a conical design for better valve control t..

Due to the marginal column strength, we feel OEM pushrods are not adequate for anything other than a Stock vehicle. When the stress on the pushrod surpasses what is considered a reasonable window of operation, the OEM pushrod is not designed to support the additional load that the valve train system..

The XDP Rocker Arm Shafts XD385 are specially designed to minimize the common oiling issues in the 2001-2019 GM 6.6L Duramax engines. From the factory, the oil supply to the rocker arm is shut off as the valve is opened. This lack of lubrication can cause excessive wear on your valvetrain and premat..

Fits: 2001-2023 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML/L5P (Non-Stock, Internally Balanced Engines)This damper is for HIGH PERFORMANCE BUILT ENGINES ONLY!This Fluidampr Performance Diesel Series Damper 760131 would be perfect for your 2001-2023 GM 6.6L Duramax.  This is ideal for all non-stoc..

Backordered with No ETA   **Updated on 03/01/2024** Duramax Rocker Arm Bridges. Weighs only 34.6 grams. Made from 4340 alloy steel. Coated for a high performance wear resistant applications with CDC and NLMX CDC Coating First, Hardness Provides the exceptional advant..

Anytime an engine is used for higher RPM then stock or higher boost levels, there is a tremendous amount of stress on the pushrods, add an aftermarket cam with higher lift and some heavy duty valve springs and they are simply not sufficient.  Install our heavy duty pushrods that are made to the..