{"title":"DIESEL PARTS","description":"","products":[{"product_id":"cat-3400-lower-repair-liners","title":"CAT 3400 \/ 3406 \/  C15 Lower Repair Ring (6 PACK)","description":"\u003cp\u003e\u003cstrong\u003eCaterpillar 3400, 3406 and C15 Lower Bore Repair Rings — Set of 6\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis set of six precision-machined lower bore repair rings is used to repair worn, pitted or cavitated lower cylinder liner bores in Caterpillar 3400-series and C15 engine blocks.\u003c\/p\u003e\n\u003cp\u003eDamage around the lower liner O-ring sealing area can cause poor liner sealing and coolant leakage. These finished-bore repair rings allow a qualified engine machine shop to restore the damaged sealing area and salvage the engine block.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Details\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Fits Caterpillar 3400-series and C15 engine blocks\u003cbr\u003e• Commonly used for 3406 and C15 lower liner bore repairs\u003cbr\u003e• Repairs worn, corroded, pitted or cavitated liner O-ring sealing areas\u003cbr\u003e• Finished inside diameter with installation chamfer\u003cbr\u003e• Outside diameter: 6.218 inches\u003cbr\u003e• Inside diameter: 6.087 inches\u003cbr\u003e• Sold as a complete set of six repair rings\u003cbr\u003e• Professional block machining and installation required\u003c\/p\u003e\n\u003cp\u003eThese are aftermarket repair parts and are not manufactured or endorsed by Caterpillar Inc.\u003c\/p\u003e\n\u003cp\u003ePlease verify dimensions and application before ordering. Call Duffin Diesel at 210-341-8183 with fitment or machining questions.\u003c\/p\u003e","brand":"Duffin Diesel","offers":[{"title":"Default Title","offer_id":53167511896348,"sku":null,"price":519.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/9852\/7516\/files\/IMG_8583.jpg?v=1760469084"},{"product_id":"cat-3400-water-director-repair-insert","title":"CAT 3400 Water Director Repair Insert (PACK of 24)","description":"\u003cp\u003e\u003cspan\u003e\u003cb\u003eCaterpillar 3400 Series Block Water Repair Directors – Pack of 24\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eApplication:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for use in all \u003cb\u003eCaterpillar 3400 Series engine blocks\u003c\/b\u003e to repair and prevent water jacket corrosion damage.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePrecision-machined \u003cb\u003eblock water repair directors\u003c\/b\u003e engineered to restore proper coolant flow paths and sealing surfaces in corroded or damaged water jacket areas. These repair inserts provide a durable, long-term solution for extending block service life without costly replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e    •    \u003cb\u003eFits:\u003c\/b\u003e All Caterpillar 3400 Series engine blocks\u003c\/p\u003e\n\u003cp\u003e    •    \u003cb\u003eFunction:\u003c\/b\u003e Restores corroded or cavitated water jacket bores\u003c\/p\u003e\n\u003cp\u003e    •    \u003cb\u003eMaterial:\u003c\/b\u003e High-quality corrosion-resistant alloy\u003c\/p\u003e\n\u003cp\u003e    •    \u003cb\u003eQuantity:\u003c\/b\u003e Pack of 24\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eNotes:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e    •    Ideal for engine rebuilds where water jacket corrosion is present\u003c\/p\u003e\n\u003cp\u003e    •    Compatible with standard 3400 Series configurations\u003c\/p\u003e\n\u003cp\u003e    •    Designed for press-fit installation\u003c\/p\u003e","brand":"Duffin Diesel","offers":[{"title":"Default Title","offer_id":53167610233116,"sku":null,"price":451.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/9852\/7516\/files\/IMG_8587.jpg?v=1760471405"},{"product_id":"ford-navistar-refurbished-connecting-rods","title":"Ford \/ Navistar Refurbished Connecting Rods","description":"\u003cp\u003eLooking for reliable, cost-effective engine components? Our refurbished Navistar\/Ford 7.3 Connecting Rods with casting number \u003cstrong\u003e1812003C1\u003c\/strong\u003e deliver exceptional performance at a fraction of the cost. Carefully inspected and restored to meet OEM standards, these connecting rods are perfect for your engine rebuild or repair. Trust in quality, durability, and value with our refurbished parts—get your engine running smoothly again today!\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eSOLD INDIVIDUALLY\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Duffin Diesel","offers":[{"title":"Default Title","offer_id":53331720438044,"sku":null,"price":65.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/9852\/7516\/files\/IMG_8754.jpg?v=1762962793"},{"product_id":"reman-dd60-connecting-rod","title":"REMAN DD60 CONNECTING ROD","description":"\u003cp data-start=\"301\" data-end=\"348\"\u003e\u003cstrong data-start=\"301\" data-end=\"348\"\u003eOEM-Spec Remanufactured | Casting #23523605\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"554\"\u003eOur Detroit Diesel Series 60 connecting rods are \u003cstrong data-start=\"399\" data-end=\"459\"\u003eprofessionally remanufactured to full OEM specifications\u003c\/strong\u003e, delivering the strength, balance, and reliability demanded by heavy-duty diesel applications.\u003c\/p\u003e\n\u003cp data-start=\"556\" data-end=\"765\"\u003eEach rod begins as a \u003cstrong data-start=\"577\" data-end=\"611\"\u003egenuine OEM casting (23523605)\u003c\/strong\u003e and is restored using precision machining, strict dimensional control, and thorough inspection to ensure \u003cstrong data-start=\"717\" data-end=\"764\"\u003efactory-level performance at a reduced cost\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-start=\"767\" data-end=\"794\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-start=\"795\" data-end=\"1136\"\u003e\n\u003cli data-start=\"795\" data-end=\"837\"\u003e\n\u003cp data-start=\"797\" data-end=\"837\"\u003e\u003cstrong data-start=\"797\" data-end=\"837\"\u003eOEM Detroit Diesel casting #23523605\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"838\" data-end=\"880\"\u003e\n\u003cp data-start=\"840\" data-end=\"880\"\u003e\u003cstrong data-start=\"840\" data-end=\"880\"\u003eRemanufactured to OEM specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"881\" data-end=\"922\"\u003e\n\u003cp data-start=\"883\" data-end=\"922\"\u003ePrecision-machined big end and pin bore\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"923\" data-end=\"961\"\u003e\n\u003cp data-start=\"925\" data-end=\"961\"\u003eProperly resized, honed, and aligned\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"962\" data-end=\"1014\"\u003e\n\u003cp data-start=\"964\" data-end=\"1014\"\u003eBalanced for smooth operation and long engine life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1015\" data-end=\"1077\"\u003e\n\u003cp data-start=\"1017\" data-end=\"1077\"\u003eInspected for cracks, straightness, and dimensional accuracy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1078\" data-end=\"1136\"\u003e\n\u003cp data-start=\"1080\" data-end=\"1136\"\u003eReady for installation with OEM-quality fit and function\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1138\" data-end=\"1172\"\u003eWhy Choose Our Reman DD60 Rod?\u003c\/h3\u003e\n\u003cul data-start=\"1173\" data-end=\"1393\"\u003e\n\u003cli data-start=\"1173\" data-end=\"1216\"\u003e\n\u003cp data-start=\"1175\" data-end=\"1216\"\u003eMaintains \u003cstrong data-start=\"1185\" data-end=\"1216\"\u003eOEM strength and metallurgy\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1217\" data-end=\"1255\"\u003e\n\u003cp data-start=\"1219\" data-end=\"1255\"\u003eSignificant \u003cstrong data-start=\"1231\" data-end=\"1255\"\u003ecost savings vs. new\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1256\" data-end=\"1319\"\u003e\n\u003cp data-start=\"1258\" data-end=\"1319\"\u003eIdeal for \u003cstrong data-start=\"1268\" data-end=\"1319\"\u003ein-frame rebuilds, overhauls, and fleet repairs\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1320\" data-end=\"1393\"\u003e\n\u003cp data-start=\"1322\" data-end=\"1393\"\u003eBuilt to handle the \u003cstrong data-start=\"1342\" data-end=\"1372\"\u003ehigh loads and duty cycles\u003c\/strong\u003e of Series 60 engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1395\" data-end=\"1411\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"1412\" data-end=\"1498\"\u003e\n\u003cli data-start=\"1412\" data-end=\"1449\"\u003e\n\u003cp data-start=\"1414\" data-end=\"1449\"\u003eDetroit Diesel \u003cstrong data-start=\"1429\" data-end=\"1449\"\u003eSeries 60 (DD60)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1450\" data-end=\"1498\"\u003e\n\u003cp data-start=\"1452\" data-end=\"1498\"\u003eOn-highway, vocational, and industrial engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1500\" data-end=\"1563\"\u003e\u003cstrong data-start=\"1500\" data-end=\"1563\"\u003ePerformance you can trust. OEM quality without OEM pricing.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Duffin Diesel","offers":[{"title":"Default Title","offer_id":53500824453404,"sku":null,"price":225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/9852\/7516\/files\/IMG_8860.jpg?v=1765563119"},{"product_id":"komatsu-6d125-inspected-and-confirmed-connecting-rods","title":"Komatsu 6D125 Inspected and Confirmed Connecting Rods","description":"\u003cp data-start=\"185\" data-end=\"306\"\u003eWe have \u003cstrong data-start=\"193\" data-end=\"229\"\u003eKomatsu 6D125E-7 connecting rods\u003c\/strong\u003e available, professionally inspected and confirmed to meet service standards.\u003c\/p\u003e\n\u003cp data-start=\"308\" data-end=\"579\"\u003eEach rod has been carefully evaluated for straightness, big-end and small-end condition, and overall structural integrity. These units are free from cracks or damage and are ready for installation, helping you minimize downtime and get your equipment back to work faster.\u003c\/p\u003e\n\u003cp data-start=\"581\" data-end=\"596\"\u003e\u003cstrong data-start=\"581\" data-end=\"596\"\u003eHighlights:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"597\" data-end=\"881\"\u003e\n\u003cli data-start=\"597\" data-end=\"641\"\u003e\n\u003cp data-start=\"599\" data-end=\"641\"\u003eGenuine Komatsu 6D125E-7 connecting rods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"642\" data-end=\"687\"\u003e\n\u003cp data-start=\"644\" data-end=\"687\"\u003eFully inspected and confirmed serviceable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"688\" data-end=\"723\"\u003e\n\u003cp data-start=\"690\" data-end=\"723\"\u003eNo cracks or structural defects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"724\" data-end=\"779\"\u003e\n\u003cp data-start=\"726\" data-end=\"779\"\u003eBig end and pin bore checked for wear and roundness\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"780\" data-end=\"819\"\u003e\n\u003cp data-start=\"782\" data-end=\"819\"\u003eCleaned and ready for immediate use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"820\" data-end=\"881\"\u003e\n\u003cp data-start=\"822\" data-end=\"881\"\u003eIdeal for engine rebuilds, repairs, or inventory stocking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"883\" data-end=\"1016\"\u003ePerfect for contractors, rebuild shops, and heavy equipment fleets looking for reliable components without the cost of new OEM parts.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"1018\" data-end=\"1127\"\u003eAvailable for immediate shipment. Contact us for pricing, quantity discounts, and compatibility questions.\u003c\/p\u003e","brand":"Duffin Diesel","offers":[{"title":"Default Title","offer_id":53822670733596,"sku":null,"price":140.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/9852\/7516\/files\/IMG_9026.jpg?v=1769725251"},{"product_id":"cat-3304-3306-connecting-rods-8n1720","title":"CAT 3304 \/ 3306 CONNECTING RODS (8N1720)","description":"\u003cp\u003e\u003cstrong\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cmeta charset=\"UTF-8\"\u003eCAT 3306 CONNECTING RODS — USED, INSPECTED\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGood used OEM Caterpillar connecting rods removed from a CAT 3306 diesel engine.\u003c\/p\u003e\n\u003cp\u003eEach rod has been cleaned and professionally inspected by Duffin Diesel, a diesel engine machine shop serving customers since 1970.\u003c\/p\u003e\n\u003cp\u003e• Checked for cracks\u003cbr\u003e• Checked for straightness\u003cbr\u003e• Big-end housing bore measured and honed\u003cbr\u003e• Wrist-pin bushing inspected, measured and honed\u003cbr\u003e• Ready for installation\u003c\/p\u003e\n\u003cp\u003eThese are inspected used rods—not untested takeout parts.\u003c\/p\u003e\n\u003cp\u003eSold individually, ONLY 5 LEFT!!\u003c\/p\u003e","brand":"Caterpillar","offers":[{"title":"Default Title","offer_id":54471289340188,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/9852\/7516\/files\/IMG_0291.jpg?v=1787774463"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/9852\/7516\/collections\/DuffinDiesel-Logo_V2.png?v=1756219642","url":"https:\/\/duffindiesel.com\/collections\/diesel-parts.oembed","provider":"Duffin Diesel","version":"1.0","type":"link"}