{"product_id":"dj-rock-pb638-engine-piston-wrist-pin-bushing-set","title":"DJ Rock PB638 Engine Piston Wrist Pin Bushing Set","description":"\u003ch2\u003eEngine piston wrist pin bushing set\u003c\/h2\u003e\u003cp\u003eDJ Rock PB638 is a premium engine piston wrist pin bushing set for internal engine repair. It is built for the small end of the connecting rod and uses bronze alloy construction to support smooth pivot motion, reduced friction, and stable alignment under load.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePremium-grade piston pin bushing set for engine rebuild work\u003c\/li\u003e\n\u003cli\u003eBronze alloy construction for anti-friction performance and heat resistance\u003c\/li\u003e\n\u003cli\u003eMachined to precise tolerances for secure press fit and alignment\u003c\/li\u003e\n\u003cli\u003eSupports lubrication at the wrist pin connection point\u003c\/li\u003e\n\u003cli\u003eBuilt for high-load, high-speed internal combustion engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed application and design\u003c\/h2\u003e\u003cp\u003eThe PB638 is engineered to replace worn wrist pin bushings in the piston-to-rod connection, where consistent alignment and low-friction movement are critical. Its bronze alloy material is selected for load-carrying strength, resistance to galling, and durability in repeated pivoting service. For Nissan Frontier, Nissan Altima, Nissan Sentra, Nissan Rogue, Nissan Rogue Select, and Suzuki Equator applications, this part number PB638 supports rebuild accuracy in engines that rely on tight dimensional control.\u003c\/p\u003e\u003cp\u003eDNJ-style piston pin bushing sets are known for OEM-level dimensional standards, and this set follows that approach with a secure press fit and machining intended to maintain proper pin alignment. If you are servicing a Nissan Frontier, Altima, or Sentra engine, PB638 provides the bushing interface needed to restore the wrist pin connection point.\u003c\/p\u003e\u003ch2\u003eWhat it is used for\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive wrist pin clearance\u003c\/li\u003e\n\u003cli\u003eNoise or looseness at the piston-to-rod pivot\u003c\/li\u003e\n\u003cli\u003eFriction-related wear at the small end of the connecting rod\u003c\/li\u003e\n\u003cli\u003eAlignment issues during engine rebuilds\u003c\/li\u003e\n\u003cli\u003eHeat and load stress at the pin bushing interface\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation notes and quality\u003c\/h2\u003e\u003cp\u003eInstall during engine disassembly and rebuild procedures, with careful attention to press fit, lubrication passages, and dimensional checks before final assembly. PB638 should be matched to the applicable connecting rods and verified against the engine’s service specifications. DJ Rock PB638 is manufactured to meet or exceed OEM quality standards, and the bronze construction is selected for consistent wear resistance in demanding engine service.\u003c\/p\u003e","brand":"DJ Rock","offers":[{"title":"Default Title","offer_id":53260837388469,"sku":"FLPN-PB638","price":30.45,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DJ_PB638_Fro.jpg?v=1789276150","url":"https:\/\/www.partcatalog.com\/products\/dj-rock-pb638-engine-piston-wrist-pin-bushing-set","provider":"PartCatalog","version":"1.0","type":"link"}