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888.687.0539 (U.S.)
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888.687.0539 (U.S.)
225.706.4858 (Int.)
Monday-Friday 7am-5pm CST

Service Manuals for Cummins 6CTA, ISC, and QSC Engines

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Cummins 6CTA/ISC/QSC Service Manual

We carry service manuals for Cummins C Series 8.3 liter engines. Our inventory is easily accessible through the product links listed below.

If you do not see the manual you need, please use our quote request form or call us at 855.470.3525: our friendly sales staff will be happy to assist you.

3666008

SERVICE MANUAL - 6CTA 8.3 (1991 - PRESENT)
$126.44 Qty:

4021330

OPERATOR MANUAL - 6CTA 8.3 (COMMERCIAL MARINE AND INDUSTRIAL)
$100.29 Qty:

4021518

OPERATOR MANUAL - QSC / QSL
$65.39 Qty:

3666003

TOUBLESHOOTING MANUAL - 6CTA 8.3 (ALL ENGINES)
$143.88 Qty:

3810248

OPERATOR MANUAL - 6CTA 8.3 (AUTOMOTIVE)
$83.44 Qty:

3666078

WIRING DIAGRAM - QSL (CENTURY SERIES)
$69.76 Qty:

3810428

OPERATOR MANUAL - 6CTA 8.3 POWER UNIT
$113.35 Qty:

4021331

WIRING DIAGRAM - 6CTA 8.3 (MARINE)
$79.14 Qty:

4021418

TROUBLESHOOTING MANUAL - ISC (BASE ENGINE)
$202.45 Qty:

4021508

TOUBLESHOOTING MANUAL - 6CTA 8.3 (MARINE ELECTRONICS)
$246.95 Qty:

3666022

OPERATOR MANUAL - 4BT / 6BT / 6CTA (MARINE PROPULSION)
$65.39 Qty:

3810275

SERVICE MANUAL - C SERIES (BUILT PRIOR TO 1992)
$126.44 Qty:

3666267

WIRING DIAGRAM - ISC
$48.53 Qty:

4021428

OPERATOR MANUAL - ISC / ISCE / ISL
$133.00 Qty:

3672196

PARTS CATALOG - QSC
$58.86 Qty:

4081885

WIRING DIAGRAM - QSL / QSC / 6CTA 8.3 (MARINE AND INDUSTRIAL)
$40.11 Qty:

4021524

WIRING DIAGRAM - QSB / QSC / QSL / 6CTA
$23.98 Qty:

4021571

OPERATION AND MAINTENANCE MANUAL - QSC / QSL (MARINE)
$90.41 Qty:

3381968

OPERATOR MANUAL - 6CTA (8.3L, RECREATIONAL MARINE PROPULSION)
$128.74 Qty:

3666395

WIRING DIAGRAM - QSC
$75.98 Qty:

4021532

WIRING DIAGRAM - ISBE4 (WITH CM850 CONTROL MODULE)
$37.98 Qty:

3672137

PARTS CATALOG - ISC
$58.86 Qty:
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