Main Bearing Set

std, with thrust washers, main cap with center tang
In stock
SKU
RP251222
CAD $363.08

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Main Bearing Set

We at Aerohill Engines can ship you an Main Bearing Set direct from our warehouses across North America.

This kit includes the following parts and one of the optional sized part set you specify if applicable

Main Bearing Set

Thrust Bearing Part # NAR77748
Thrust Washer Set Part # NAR77747
Main Bearing Part # NAR74814

Special notes for this item:

std, with thrust washers, main cap with center tang

0

high compression, connecting rod marked R71074, stepped-tapered pin bushing, 1.875" pin||high ring piston, helical gears, RH side oval oil cooler||low compression, connecting rod marked R71074, stepped-tapered pin bushing, 1.875" pin||low ring piston, spur gears, LH side box type oil cooler||high ring piston, spur gears, LH side box type oil cooler||connecting rod marked R57303, R67320, tapered pin bushing, 1.875" pin||block marked R49470, R49650, R59850, R72128, R87558 | water pump bolts to block||block marked R40930||block marked R43310, R45980, R47020, R47110 | external tube type oil cooler||block marked R40930, all service cylinder kits are 4.250" bore||block marked R40610, R40620, R45950, R47170, R48440 | water pump bolts to head||low ring piston, helical gears, RH side oval oil cooler||block marked R49470, R49650, R59850, R72128, R87558 | internal plate type oil cooler||connecting rod marked R41423, R58862, R66922 / 1.625" pin

Fits the following engines:

6466T, 6466A||6076T, 6076A||404D||6076AFN||6404T, 6404A||381D||6466D

If you need help with your selection email us your serial number and question to Customer Support.

More Information
SKU RP251222
Engine 270D||254D
Description

Main Bearing Set

We at Aerohill Engines can ship you an Main Bearing Set direct from our warehouses across North America.

This kit includes the following parts and one of the optional sized part set you specify if applicable

Main Bearing Set

Thrust Bearing Part # NAR77748
Thrust Washer Set Part # NAR77747
Main Bearing Part # NAR74814

Special notes for this item:

std, with thrust washers, main cap with center tang

0

high compression, connecting rod marked R71074, stepped-tapered pin bushing, 1.875" pin||high ring piston, helical gears, RH side oval oil cooler||low compression, connecting rod marked R71074, stepped-tapered pin bushing, 1.875" pin||low ring piston, spur gears, LH side box type oil cooler||high ring piston, spur gears, LH side box type oil cooler||connecting rod marked R57303, R67320, tapered pin bushing, 1.875" pin||block marked R49470, R49650, R59850, R72128, R87558 | water pump bolts to block||block marked R40930||block marked R43310, R45980, R47020, R47110 | external tube type oil cooler||block marked R40930, all service cylinder kits are 4.250" bore||block marked R40610, R40620, R45950, R47170, R48440 | water pump bolts to head||low ring piston, helical gears, RH side oval oil cooler||block marked R49470, R49650, R59850, R72128, R87558 | internal plate type oil cooler||connecting rod marked R41423, R58862, R66922 / 1.625" pin

Fits the following engines:

6466T, 6466A||6076T, 6076A||404D||6076AFN||6404T, 6404A||381D||6466D

If you need help with your selection email us your serial number and question to Customer Support.

Short Description std, with thrust washers, main cap with center tang
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