{"product_id":"fuel-injection-pump-4088643-fit-for-cummins-engine-isb6-7-isc-isl-isl9-qsc8-3","title":"Fuel Injection Pump 4088643 Fit for Cummins Engine ISB6.7 ISC ISL ISL9 QSC8.3","description":"\u003cp\u003eThe Cummins ISB6.7, ISC, ISL, ISL9, and QSC8.3 are some of the most widely deployed diesel engines in North America — powering medium-duty trucks, school buses, coaches, RVs, and construction equipment. When the injection pump fails on any of these engines, you're facing hard starts, severe power loss, excessive smoke, and a vehicle or machine that can't perform. This brand-new aftermarket injection pump is a direct bolt-on replacement for part number \u003cstrong\u003e4088643\u003c\/strong\u003e, precision-calibrated to restore OEM fuel pressure, injection timing, and delivery volume across the entire Cummins IS\/QS engine family.\u003c\/p\u003e\n\n\u003ch3\u003e✅ Direct-Fit Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCummins Engines:\u003c\/strong\u003e ISB6.7, ISC, ISL, ISL9, QSC8.3\u003c\/li\u003e\n  \u003cli\u003eSuitable for medium-duty trucks, school buses, coaches, RVs, and construction equipment fitted with these Cummins engines\u003c\/li\u003e\n  \u003cli\u003eBolt-on replacement — no modifications required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e🔧 Product Highlights\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e100% Brand New Aftermarket:\u003c\/strong\u003e Not rebuilt or refurbished — starts with a full service life\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM-Spec Calibration:\u003c\/strong\u003e Correct injection timing, fuel pressure, and delivery volume for the Cummins IS\/QS engine family\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fit:\u003c\/strong\u003e No modifications required; installs like the original\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Engine Family Coverage:\u003c\/strong\u003e One part number fits five Cummins engine variants — ISB6.7, ISC, ISL, ISL9, and QSC8.3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSignificant Cost Savings:\u003c\/strong\u003e Fraction of OEM dealer pricing for a new injection pump\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtects Downstream Components:\u003c\/strong\u003e Proper fuel pressure prevents accelerated injector wear and common rail damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e📦 What's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Fuel Injection Pump (4088643)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e🔑 Key Specs\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 4088643\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e 100% New Aftermarket\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Cummins ISB6.7 \/ ISC \/ ISL \/ ISL9 \/ QSC8.3 engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003ePlease verify your engine serial number and existing part number before ordering. Contact us for fitment confirmation if needed.\u003c\/em\u003e\u003c\/p\u003e","brand":"Fuel Parts Depot","offers":[{"title":"Default Title","offer_id":47099809169564,"sku":"4088643","price":1438.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/7843\/8300\/files\/rinj24102950_4__1755498224.png?v=1782204957","url":"https:\/\/fuelpartsdepot.com\/en-ca\/products\/fuel-injection-pump-4088643-fit-for-cummins-engine-isb6-7-isc-isl-isl9-qsc8-3","provider":"Fuel Parts Depot","version":"1.0","type":"link"}