{"product_id":"1003877-retainer-spring-fits-caterpillar-models","title":"1003877 Retainer, Spring Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Valve Spring Retainer for Caterpillar (Cat) 3500 Series Engines\u003c\/h3\u003e\u003cp\u003eThis valve spring retainer (part number 1003877, also formatted as 100-3877) is a valvetrain component used in Caterpillar 3500 family engines. The retainer secures the valve spring in place against the valve stem, maintaining correct valve spring tension and ensuring proper valve operation during engine cycles. It is commonly serviced during top-end engine rebuilds and valve jobs on heavy equipment and off-highway trucks powered by the Cat 3500 engine series.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eLength: 3.75 in (95.25 mm)\u003c\/li\u003e\n\u003cli\u003eWidth: 2.75 in (69.85 mm)\u003c\/li\u003e\n\u003cli\u003eHeight: 0.35 in (8.89 mm)\u003c\/li\u003e\n\u003cli\u003eWeight: 0.11 lbs (0.05 kg)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Engines:\u003c\/strong\u003e 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Off-Highway Trucks:\u003c\/strong\u003e 776D, 777, 777B, 777C, 777D, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793C, 793D, 797, 797B\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Large Mining Shovels \/ Wheel Loaders \/ Dozers:\u003c\/strong\u003e 5130B, 5230B, 854G, 992G, 994D, 994F\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e1003877, 100-3877\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":42452071841875,"sku":"1003877","price":37.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/1003877_01.jpg?v=1757631085","url":"https:\/\/www.reliableaftermarketparts.com\/en-au\/products\/1003877-retainer-spring-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}