{"title":"Engine Rocker Arm","description":null,"products":[{"product_id":"1998-5-2018-24v-5-9l-6-7l-cummins-rocker-arm-bridges-set-of-12-fleece-performance","title":"1998.5-2018 24v 5.9L\/6.7L Cummins Rocker Arm Bridges Set of 12 Fleece Performance","description":"\u003cp\u003eFleece Performance Billet Rocker Arm Bridges for 1998.5-2018, 24V 5.9L\/6.7L Cummins (Set of 12)\u003cbr\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThese bridges offer a massive 2.5-times strength improvement over the factory bridges.\u003c\/li\u003e\n\u003cli\u003eMachined from billet steel\u003c\/li\u003e\n\u003cli\u003eThe bridges are surface ground for flatness\u003c\/li\u003e\n\u003cli\u003eFeature improved oiling to the valve stems\u003c\/li\u003e\n\u003cli\u003eAre case hardened and carburized for strength\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":48955041612053,"sku":"FQWW_FPE-BRAB-C1","price":490.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/6844\/1109\/files\/FPE-BRAB-C1_5-FQWW.png?v=1755121487"},{"product_id":"32v-duramax-rocker-bridges-fleece-performance","title":"32V Duramax Rocker Bridges Fleece Performance","description":"\u003cp\u003eFleece Performance billet rocker arm bridges for the GM Duramax. These bridges offer a massive 2.5-time strength improvement over factory bridges. Machined from billet 8620 steel, the bridges are surface ground for flatness, feature improved oiling to the valve stems, and case hardened and carburized for strength.\u003c\/p\u003e\u003cul\u003e\u003cli\u003eIncludes 16 bridges.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":48955047772437,"sku":"FQWW_FPE-BRAB-D1","price":539.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/6844\/1109\/files\/FPE-BRAB-D1-FQWW.png?v=1755121608"},{"product_id":"oe-replacement-rocker-arm-assembly-for-5-9l-and-6-7l-cummins-engines-fleece-performance","title":"OE Replacement Rocker Arm Assembly for 5.9L and 6.7L Cummins Engines Fleece Performance","description":"\u003cp\u003eTrust Fleece Performance to bring you the best OE alternative parts you need! 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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. Sold as a set. \u003cbr\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncreased Strength\u003c\/li\u003e\n\u003cli\u003eSold As Complete Set\u003c\/li\u003e\n\u003cli\u003eBillet 4140 Chromoly Construction\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"XDP","offers":[{"title":"Default Title","offer_id":48964901503253,"sku":"HVCD_XD318","price":344.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/6844\/1109\/files\/XD318_0-HVCD.jpg?v=1748453875"},{"product_id":"rocker-arm-trunnion-set-with-polishing-tool-98-5-22-dodge-5-9l-6-7l-cummins-xd319-xdp","title":"Rocker Arm Trunnion Set With Polishing Tool 98.5-22 Dodge 5.9L\/6.7L Cummins XD319 XDP","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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The stock rocker arm bridges in your truck were engineered for stock output levels.\u003c\/p\u003e\u003cp\u003eThe added load and stress from your modified Powerstroke can rapidly exceed the power that the rocker arm bridges can handle. These CNC machined rocker arm bridges from XDP are constructed from hardened 4140 chromoly for durability and are then Nitride coated to provide additional protection and friction reduction. Sold as a set. \u003cbr\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNitride Coating\u003c\/li\u003e\n\u003cli\u003eSold As Complete Set\u003c\/li\u003e\n\u003cli\u003eBillet 4140 Chromoly Construction\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"XDP","offers":[{"title":"Default Title","offer_id":48964905599253,"sku":"HVCD_XD382","price":459.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/6844\/1109\/files\/XD382-HVCD.jpg?v=1748454129"},{"product_id":"billet-rocker-arm-valve-bridge-set-03-07-ford-6-0l-powerstroke-xdp","title":"Billet Rocker Arm Valve Bridge Set 03-07 Ford 6.0L Powerstroke XDP","description":"\u003cp\u003eThe XDP Billet Rocker Arm Valve Bridge Set XD383 will enhance the stock valvetrain in your modified 2003-2007 Ford 6.0L Powerstroke. 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The OE rocker arm bridges in your valvetrain were designed for stock output levels.\u003c\/p\u003e\u003cp\u003eOnce modified, your Duramax engine can quickly produce more stress and load than the factory rocker arm bridges were made to handle. The XDP rocker arm bridges are CNC-machined out of hardened 4140 chromoly for extreme strength. Each set is then Nitride coated to minimize friction and provide added protection. 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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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