Cummins ISB3.9 Parts

105 parts fit the Cummins ISB3.9. Every part is listed with its Cummins part number so you can match it to your parts manual. Choose genuine or quality aftermarket parts — we quote within 24 hours and ship worldwide.

• 3289268 — V-Belt (engine)
• 3911573 — V-Ribbed Belt (engine)
• 3978280 — V-Belt (engine)
• 3976797 — Flexible Hose (engine)
• 5402949 — Water Pump (engine)
• 4988297 — Fuel Filter (engine)
• 5286774 — Starter Motor (engine)
• 5296281 — Fuel Drain Tube (engine)
• 3901804 — Plain Hose (engine)
• 5266445 — Oil Cooler Core Gasket (engine)
• 5405793 — Piston Kit (engine)
• 5346429 — Oil Pump (engine)
• 4937408 — Oil Pump (engine)
• 3928405 — Valve Cover With Cap (farm)
• 4943894 — Air Intake Connection (engine)
• DS5264521 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS4945003 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS4941258 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS4940003 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS4937693 — Ribbed V-Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS4933315 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3978280 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3978279 — Ribbed V-Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3974248 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3974247 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3972384 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3972383 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3972382 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3972379 — Water Pump Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3972378 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3972375 — Water Pump Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3972264 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3972263 — Ribbed V-Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3971746 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3290185 — Ribbed V-Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3290128 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3289985 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3289963 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3289952 — Ribbed V-Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)
• DS3289941 — Engine Belt - 4B3.9 / 6B5.9 / Isb / Isb3.9 (engine)