7N7747 Turbine Housing Replacement for CAT 3306 & D6G

This aftermarket 7N7747 turbine housing is a replacement component for CAT 3306 engines, including D6G, 14G, and D6D applications. It serves as a housing unit for the 3LM373 turbocharger configuration, with OEM reference 157927 listed for fitment verification. Buyers should confirm engine code and turbo model alignment before ordering.

Key Specifications

• Part Number: 7N7747
• Product Type: Turbine Housing
• Turbo Model: 3LM373
• Gross Weight: 9 kg
• Packing: N/A
• OEM Reference: 157927
• Image Availability: Yes

This housing is a cast metal component with a rectangular inlet flange featuring two oval exhaust ports and four corner bolt holes. The central opening is machined with polished internal surfaces, and three threaded mounting holes are visible on the face. The exterior has a rough, matte finish. Buyers should verify these physical features against their specific 3LM373 turbocharger configuration and confirm that the flange alignment matches their engine block before ordering.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

• Caterpillar > CAT > CAT D6G 14G D6D > CAT 3306

This 7N7747 turbine housing is listed for Caterpillar CAT 3306 engine applications, including D6G, 14G, and D6D models. The part is associated with the 3LM373 turbocharger configuration. Buyers should verify the OEM reference number 157927 against their specific engine documentation to confirm fitment.

• Application Path: Caterpillar > CAT > CAT D6G 14G D6D > CAT 3306
• OEM Reference: 157927
• Verification: Confirm engine code and turbo model 3LM373 alignment before ordering.

Technical Notes

This turbine housing is a cast metal component designed for the 3LM373 turbocharger configuration. The housing features a rectangular inlet flange with two oval exhaust ports and four corner bolt holes. The central opening is machined with polished internal surfaces, while the exterior has a rough, matte finish. Three threaded mounting holes are visible on the face. Buyers should verify these physical features against their specific 3LM373 turbocharger configuration. Confirm that the flange alignment and port dimensions match your engine block before ordering. This verification step helps ensure proper fitment for CAT 3306 applications.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for 7N7747 turbine housings. Worldwide shipping is available for this CAT 3306 replacement part. Our team provides technical fitment support to help verify OEM reference 157927 and engine specifications before ordering. Contact us for bulk quotes or to confirm application details for D6G, 14G, or D6D units.