{"product_id":"7040-piston-ring-compressor-tool-for-cat-cummins-isx-3400-c-15-5-40-bore","title":"7040 Piston Ring Compressor Tool for CAT Cummins ISX 3400 C-15 5.40 Bore","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis aftermarket replacement piston ring compressor tool is intended for the listed CAT and Cummins diesel engine applications and is identified by part number 7040. A piston ring compressor temporarily compresses piston rings to help guide a piston into an engine cylinder during service.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompresses piston rings during piston installation and engine rebuilding work.\u003c\/li\u003e\n\u003cli\u003eIdentified by part number 7040 for reference when matching the required tool.\u003c\/li\u003e\n\u003cli\u003eSpecified for the listed 5.40'' size.\u003c\/li\u003e\n\u003cli\u003eUseful when servicing compatible diesel engine piston and cylinder assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003efor Cummins ISX diesel engine applications\u003c\/li\u003e\n\u003cli\u003efor CAT 3400 diesel engine applications\u003c\/li\u003e\n\u003cli\u003efor CAT C-15 diesel engine applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplacing or servicing piston rings during engine rebuilding.\u003c\/li\u003e\n\u003cli\u003eCompressing rings before guiding a piston into the cylinder.\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance of compatible diesel engine assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Piston ring compressor tool\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 7040\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Application(s):\u003c\/strong\u003e CAT 3400, CAT C-15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Application(s):\u003c\/strong\u003e Cummins ISX diesel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 5.40''\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What does a piston ring compressor tool do? \u003cstrong\u003eA:\u003c\/strong\u003e It compresses piston rings so the piston can be guided into the engine cylinder during service.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How should fitment be verified? \u003cstrong\u003eA:\u003c\/strong\u003e Compare part number 7040 and the complete engine model designation, including Cummins ISX, CAT 3400, or CAT C-15, with the existing tool requirement before purchase.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":54407760085265,"sku":"ZZ3G00641","price":338.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/s-l1600_7a318d24-49d9-47d0-8bfe-22f641f67252.jpg?v=1787521775","url":"https:\/\/www.duraforce.com\/products\/7040-piston-ring-compressor-tool-for-cat-cummins-isx-3400-c-15-5-40-bore","provider":"DURAFORCE","version":"1.0","type":"link"}