SKU: 27493705512

Bare Cylinder Block 3938366 for Cummins Engine ISB4.5 QSB4.5 4BT 4B3.9

$34717.95 $38575.50
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USA
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  • CAN

Ships within 48 hours · Estimated delivery Jul 23 - Jul 28

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Description

Bare Cylinder Block 3938366 for Cummins Engine ISB4.5 QSB4.5 4BT 4B3.9Part Number: 3938366 Engine: Cummins ISB4. 5, QSB4. 5, 4BT, 4B3. 9, 4BTA, QSB5. 9 30 CM550 Application: For Engine: Cummins ISB4. 5, QSB4. 5, 4BT, 4B3. 9, 4BTA, QSB5. 9 30 CM550 Notice: Online freight charge is shipping by sea. If you are in a hurry and want to ship by express(DHL FEDEX UPS), please contact us.(sales@buymachineryparts. com ) Note: It is heavey parts. The freight calculated by system is for air express. Please contact us for freight by

Part Number:

3938366
Engine: Cummins ISB4.5, QSB4.5, 4BT, 4B3.9, 4BTA, QSB5.9 30 CM550

Application:

For Engine: Cummins ISB4.5, QSB4.5, 4BT, 4B3.9, 4BTA, QSB5.9 30 CM550

Notice:

Online freight charge is shipping by sea. If you are in a hurry and want to ship by express(DHL/FEDEX/UPS), please contact us.([email protected] )

Note:It is heavey parts.The freight calculated by system is for air express.Please contact us for freight by sea.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 27493705512

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4.8 ★★★★★
Based on 18 reviews
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Product Reviews
J
Verified Purchase
Jerry D.
Los Angeles, US
★★★★★ 5
Maintenance for Sea Ray 175 boat
Had everything needed for replacement of lower unit impeller. Should be replaced every 3 to 5 years.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 15, 2024
S
Verified Purchase
Sylvia E.
Dallas, US
★★★★★ 5
OE Quality Part
Worked perfectly. Everything needed is there.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 27, 2026
N
Verified Purchase
nastyfishy
Battle Creek, US
★★★★★ 5
10 out of 10
The must do service package. This is a "fits multiple" kit so youll have some extras. The kit also includes the lower unit gear oil seals, which is awesome. I always trust quicksilver to be durable and a great value for the money.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 23, 2026
L
Verified Purchase
Lucas Zoll
Lexington, US
★★★★★ 5
Recommended replacement parts
Worked as advertised, quicksilver parts for replacement on alpha drive gen 2 outdrive.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 8, 2026
C
Verified Purchase
charscars
Los Angeles, US
★★★★★ 5
Very complete kit
This Kit has everything you need to change your waer pump impellor. It comes with directions that are easy to follow, but there re plenty of videos available to help. The Quicksilver kit is priced well and was delivered quickly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 13, 2025

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