{"title":"Cummins Rocker Arms \u0026 Valvetrain Components","description":null,"products":[{"product_id":"dodge-performance-valve-springs-for-12-valve-cummins-150-lb-industrial-injection","title":"Industrial Injection Dodge Performance Valve Springs For 12 Valve Cummins 150 lb.","description":"\u003cp\u003e\u003cspan\u003eThe Industrial Injection 150LB Performance Valve Springs are recommend for people who are pushing over 45psi boost and\/or 3200rpm. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese performance valve springs will help prevent valve float, there for allowing your truck to run more efficiently and make more power safely.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e 150LB Seat Pressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e Good up to 4000rpm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e Good up to 60psi Boost\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e Comes with both Intake and Exhaust Valve Springs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e Fits Dodge Cummins 1989-1998 12 Valve, and also the 4BT Cummins\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Industrial Injection","offers":[{"title":"Default Title","offer_id":47737613058197,"sku":"24G801-GHJV","price":161.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0593\/0585\/3077\/files\/24G801-GHJV.jpg?v=1787001892"},{"product_id":"dodge-performance-valve-springs-for-1998-5-2018-cummins-24-valve-95-lb-industrial-injection","title":"Industrial Injection Dodge Performance Valve Springs For 1998.5-2018 Cummins 24 Valve 95 LB","description":"\u003cp\u003eThe Industrial Injection 95LB Performance Valve Springs were designed with performance in mind. 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The XD390 Valve Springs have a reduced OD and will fit all 1998.5-2002 cylinder heads regardless of the casting inconsistencies.\u003cbr\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003ePerformance Valve Spring Kit\u003c\/li\u003e \u003cli\u003eEssential For Elevated Boost Levels (50 and up lbs)\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eInstalled Height: 1.340 inch\u003c\/li\u003e \u003cli\u003eInstalled Pressure: 108lbs\u003c\/li\u003e \u003cli\u003e192lbs at .920 inch\u003c\/li\u003e \u003cli\u003eCoil Bind: .800 inch\u003c\/li\u003e \u003c\/ul\u003e","brand":"XDP Xtreme Diesel Performance","offers":[{"title":"Default Title","offer_id":47849006694549,"sku":"XD390-HVCD","price":399.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0593\/0585\/3077\/files\/XD390-HVCD.jpg?v=1787848664"},{"product_id":"xdp-rocker-arm-trunnion-set-with-polishing-tool-98-5-22-dodge-5-9l-6-7l-cummins-xd319","title":"XDP Rocker Arm Trunnion Set With Polishing Tool 98.5-22 Dodge 5.9L\/6.7L Cummins XD319","description":"\u003cp\u003eThe XDP HD Rocker Arm Trunnion Set With Polishing Tool XD319 is an upgrade for the often overlooked rocker arm trunnions in modified 1998.5-2022 Dodge 5.9L and 6.7L Diesel engines. The OEM rocker arm trunnions were only made to withstand stock horsepower levels.\u003c\/p\u003e \u003cp\u003eThe additional stress caused by common performance upgrades can quickly push these levels above what the factory components were designed to handle. This causes galling on the trunnions and the rocker arm bushing surfaces. Once this galling begins, it often ends with the rocker arm seizing to the trunnion causing bent pushrods and in many cases severe engine damage.\u003c\/p\u003e \u003cp\u003eThe XDP Rocker Arm Trunnions are designed for enhance oil flow to eliminate these issues. Manufactured with larger oil supply holes, increased oil groove width, and additional oil transfer grooves that reduce friction in the rocker arm bushing area to extend the life of both the rocker arm and the trunnion.\u003c\/p\u003e \u003cp\u003eThe XD319 Rocker Arm Trunnion Set is CNC machined from premium tool steel. They are then core hardened, precision ground, and nitrided. These extra steps in manufacturing provide increased durability and an extended life giving you a part that's stronger and more reliable than the factory part it is replacing.\u003c\/p\u003e \u003cp\u003eSold as a set of 12. 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When you replace the factory head bolts with head studs it typically requires machining of the stock pedestals to fit under the valve cover. This rocker arm pedestal set lets you install head studs on your truck without the typical downtime waiting for a machine shop to mill your factory pedestals.\u003c\/p\u003e \u003cp\u003eThese drop-in pedestals are machined to size and are engineered to fit perfectly with your XDP head studs as well as other popular brand head stud kits. Every pedestal is brand new and eliminates the hassle of dealing with damaged cores. Constructed from high-strength metal to ensure they provide the durability and reliability your truck needs. 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Our springs are manufactured from super clean\" Hi-Tensile Chrome Silicon steel with a proprietary multi-step heat treating process that minimizes load loss. These springs have a seat pressure of 105 lbs. with an open pressure of 195 lbs. at maximum lift. 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Compared to stock components, they are approximately 22% lighter, reducing valvetrain mass while improving responsiveness, stability, and valve control at higher RPM. Proven in real-world applications exceeding 4,000 horsepower, these bridges are built to withstand the extreme cylinder pressures and valvetrain loads found in today(TM) s highest-performing diesel engines. As engine demands increase from higher lift camshafts, stiffer valve springs, elevated boost levels, or heavy towing conditions, the factory valvetrain can experience deflection and instability beyond its original design limits. The D\u0026amp;J billet bridges eliminate those weaknesses by delivering the strength and rigidity required for precise, consistent valve movement under the most demanding conditions. Manufactured from premium billet steel and CNC-machined for exceptional precision and repeatability, each bridge provides superior durability, accuracy, and surface finish. Every unit is completed with the signature D\u0026amp;J engraving, combining proven performance with a clean, high-quality appearance.\u003c\/p\u003e\u003cul\u003e\u003cli\u003eProven Reliability Upgrade Helps prevent costly valvetrain failures in high-performance, towing, and heavy-duty applications\u003c\/li\u003e\u003c\/ul\u003e","brand":"BD Diesel","offers":[{"title":"Default Title","offer_id":47849584066709,"sku":"BKJX-DJPCNC100098","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0593\/0585\/3077\/files\/DJPCNC100098_1024px.jpg?v=1787871417"},{"product_id":"xdp-24v-performance-valve-springs-retainer-kit-98-5-22-dodge-5-9l-6-7l-cummins-xd313","title":"XDP 24V Performance Valve Springs \u0026 Retainer Kit 98.5-22 Dodge 5.9L\/6.7L Cummins XD313","description":"\u003cp\u003eControl the valvetrain in your 1998.5-2022 Dodge 5.9L and 6.7L Cummins with the XDP 24V Performance Valve Springs and Retainer Kit XD313. Valve springs are an essential upgrade that are often overlooked in many performance builds.\u003c\/p\u003e \u003cp\u003eThe factory valve springs in your engine are not intended to handle the increased engine RPM and elevated boost levels that are typical in modified applications. Even common upgrades like an aftermarket turbocharger and performance tuning can cause valve float that may result in serious engine damage. In addition, your valves can be blown open by boost and drive pressure causing reversion.\u003c\/p\u003e \u003cp\u003eReversion is when exhaust gasses flow backwards and enter the cylinder on the intake stroke, hurting your engine performance. This is why upgraded valve springs are a must-have on modified engines! \u003c\/p\u003e \u003cp\u003eThe XDP XD313 Valve Springs feature a conical design that provides more valve control than a standard straight spring. The conical shape allows for a smaller and lighter spring retainer that is also stronger due to size reduction. Unlike other valve springs on the market, the XD313 Valve Spring Kit can be used on a wide range of trucks, from stock all the way up to competition builds making 2,000 HP.\u003c\/p\u003e \u003cp\u003eThis makes them a perfect choice for a one-and-done upgrade that lets you modify your engine to support more power down the road. Each spring is computer load mapped and then matched within 1 lb of seat pressure followed by a stress relief process to ensure quality and long-term reliability. Each set comes complete with springs, locks, retainers, and is backed by XDP's 1 year unlimited mileage warranty.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e100 Lb. 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From the factory, the OE rocker arm bridges are only designed to operate under the stock output levels.\u003c\/p\u003e \u003cp\u003eThe added stresses and load from a modified engine can quickly exceed the levels the that the stock rocker arm bridges can support. The XDP Rocker Arm Bridge Set is built from CNC machined billet 4140 chromoly for long lasting durability, and a perfect fit and finish. 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