What steps should be followed before installing the crankshaft to ensure proper main bearing oil clearance on Subaru Legacy?

Before installation of the crankshaft, the main bearing oil clearance must be checked. Position the left crankcase section on a workbench with the bearing saddles facing up and wipe the main bearing surfaces with a clean lint-free cloth to keep them spotlessly clean. Clean the back sides of the main bearing inserts and lay one bearing half in each main bearing saddle in the crankcase, ensuring the tab on the bearing insert fits into the recess in the crankcase without hammering or damaging the bearing faces, and without using lubrication at this time. Clean the faces of the bearings in the crankcase and the crankshaft main bearing journals, then carefully lay the crankshaft in position in the left crankcase section. Trim three pieces of Plastigage slightly shorter than the width of the main bearings and place one piece on each crankshaft main bearing journal, parallel with the journal axis. Clean the faces of the bearings in the right crankcase and carefully lay it in position without disturbing the Plastigage. Install and tighten the crankcase bolts without rotating the crankshaft. Remove the bolts and carefully lift off the right crankcase section, ensuring the Plastigage remains undisturbed. Compare the width of the crushed Plastigage on each journal to the scale printed on the Plastigage container to obtain the main bearing oil clearances, which should typically fall between 0.0015 to 0.0023 inch (0.038 to 0.058 mm). If the clearance is not correct, double-check the size of the bearing inserts and recheck the crankshaft main bearing journal diameters, ensuring no dirt or oil was present between the bearing inserts and the main bearing caps or the block during measurement. Remove all traces of the Plastigage from the bearing faces or journals using a wood or plastic tool to prevent damage. Carefully lift the crankshaft out of the crankcase, clean the bearing faces, and apply a thin layer of engine assembly lube to each of the bearing faces in both crankcase halves, ensuring to coat the thrust bearing faces as well. Carefully lay the crankshaft in the left crankcase section, directing the connecting rods into the cylinder bores, and install the crankshaft/connecting rod assembly onto the bearings in the left crankcase before rejoining the two crankcase halves.

Genuine Subaru Legacy Crankshaft

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24 Crankshafts found

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Subaru Legacy Crankshaft Complete
Part Number: 12200AA430
$358.81 MSRP: $529.22
You Save: $170.41 (33%)
Ships in 1-2 Business Days
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Product Specifications
- Replaces: 12200AA400
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2009-2012 Subaru Legacy | 2.5GT Limited, 2.5GT Premium, GT, GT Limited, XT Limited | 2.5L H4 Turbo
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Subaru Legacy Crankshaft Complete
Part Number: 12200AA200
$456.34 MSRP: $673.07
You Save: $216.73 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Replaced by: 12200AA240
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999 Subaru Legacy | Brighton, L, Post | 2.2L H4 Series
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Subaru Legacy Crankshaft Complete
Part Number: 12200AA351
$524.46 MSRP: $773.53
You Save: $249.07 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 12200AA540
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2010-2014 Subaru Legacy | 3.6R, 3.6R Limited, 3.6R Premium, 3.6R Touring | 3.6L H6
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Subaru Legacy Crankshaft Complete
Part Number: 12200AA400
$358.81 MSRP: $529.22
You Save: $170.41 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 12200AA430
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2009-2010 Subaru Legacy | 2.5GT Limited, 2.5GT Premium, GT, GT Limited, XT Limited | 2.5L H4 Turbo
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Subaru Legacy Crankshaft Complete
Part Number: 12200AA560
$591.32 MSRP: $872.15
You Save: $280.83 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2018-2021 Subaru Legacy | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4, 2.5L H4 DI
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Subaru Legacy Crankshaft Complete
Part Number: 12200AA53A
$592.82 MSRP: $874.37
You Save: $281.55 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Crankshaft
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2013-2017 Subaru Legacy | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4, 2.5L H4 DOHC
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Subaru Legacy Crankshaft Complete
Part Number: 12200AA180
$446.04 MSRP: $657.88
You Save: $211.84 (33%)
Product Specifications
- Other Name: Crankshaft
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1997-1998 Subaru Legacy | GT, LS-I, Out Back, SUS | 2.5L H4
View related parts
Subaru Legacy Crankshaft Complete
Part Number: 12200AA540
$524.46 MSRP: $773.53
You Save: $249.07 (33%)
Product Specifications
- Other Name: Crankshaft
- Replaces: 12200AA350, 12200AA351
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2010-2019 Subaru Legacy | 3.6R, 3.6R Limited, 3.6R Premium, 3.6R Touring | 3.6L H6
View related parts
Subaru Legacy Crankshaft Complete
Part Number: 12200AA370
Product Specifications
- Other Name: Crankshaft
- Replaced by: 12200AA330
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2007-2012 Subaru Legacy | 2.5i, 2.5i Base, 2.5i Limited, 2.5i Premium, Base, GT, GT Limited, XT Limited | 2.5L H4, 2.5L H4 SOHC, 2.5L H4 Turbo
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Subaru Legacy Crankshaft Complete
Part Number: 12200AA30A
Product Specifications
- Replaced by: 12200AA330
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2003-2005 Subaru Legacy | 2.5i, 2.5i Limited, Baja, Baja-S, Base, Brighton, Cold Weather, GT, L, Limited, L-S, SUS Limited | 2.5L H4
View related parts
Subaru Legacy Crankshaft Complete
Part Number: 12200AA260
Product Specifications
- Replaced by: 12200AA330
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004-2006 Subaru Legacy | 2.5i, 2.5i Limited, Baja-B, GT, GT Limited | 2.5L H4, 2.5L H4 Turbo
View related parts
Subaru Legacy Crankshaft Complete
Part Number: 12200AA350
$524.46 MSRP: $773.53
You Save: $249.07 (33%)
Product Specifications
- Replaced by: 12200AA540
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2010 Subaru Legacy | 3.6R, 3.6R Limited, 3.6R Premium | 3.6L H6
View related parts
Subaru Legacy PB001469 CRANKSHAFT Complete
Part Number: 12200AA330
Product Specifications
- Other Name: Crankshaft Complete; Crankshaft
- Replaces: 12200AA190, 12200AA260, 12200AA370, 12200AA30A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999-2012 Subaru Legacy | 2.5i, 2.5i Base, 2.5i Limited, 2.5i Premium, Baja, Baja-B, Baja-S, Base, Brighton, Cold Weather, GT, GT Limited, L, L-S, Limited, Out Back, SUS, SUS Limited, XT Limited | 2.5L H4, 2.5L H4 SOHC, 2.5L H4 Turbo
View related parts
Subaru Legacy Crankshaft Complete
Part Number: 12200AA190
Product Specifications
- Replaced by: 12200AA330
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999-2003 Subaru Legacy | Baja, Baja-S, Base, Brighton, Cold Weather, GT, L, Limited, Out Back, SUS, SUS Limited | 2.5L H4
View related parts
Subaru Legacy Crankshaft Complete
Part Number: 12200AA130
Product Specifications
- Replaced by: 12200AA131
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1996 Subaru Legacy | GT, LS-I, Out Back | 2.5L H4
View related parts
Subaru Legacy Crankshaft Complete
Part Number: 12200AA100
Product Specifications
- Other Name: Crankshaft
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1996 Subaru Legacy | GT, LS-I, Out Back | 2.5L H4
View related parts
Subaru Legacy Crankshaft Complete
Part Number: 12200AA140
Product Specifications
- Other Name: Crankshaft
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1996-1998 Subaru Legacy | Brighton, L, LS, Out Back, Post | 2.2L H4 , 2.2L H4 (New EVAPO)
View related parts
Subaru Legacy Crankshaft Complete
Part Number: 12200AA051
Product Specifications
- Replaced by: 12200AA150
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1993-1994 Subaru Legacy | Turbo
View related parts
Subaru Legacy CRANKSHAFT
Part Number: 12200AA050
Product Specifications
- Other Name: Crankshaft Complete
- Replaced by: 12200AA150
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1991-1993 Subaru Legacy | Turbo
View related parts
Subaru Legacy Crankshaft Complete
Part Number: 12200AA042
Product Specifications
- Replaced by: 12200AA150
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1993-1996 Subaru Legacy | Base, Brighton, L, LS, Out Back, Post | 2.2L H4 , 2.2L H4 (New EVAPO)

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Subaru Legacy Crankshaft

Subaru Legacy Crankshaft is responsible for transforming the vertical motion of pistons into the rotary motion that operates the transmission gears, axle shafts, and wheels. The Crankshaft, positioned within the cylinder block, rotates around its own axis. Moreover, connecting rods that are attached to the crank throws change reciprocating energy into rotation. Therefore, the Crankshaft is the critical link between combustion and the drivetrain. The Crankshaft is manufactured to be durable enough to withstand normal use for the life of the vehicle. However, proper lubrication is necessary. Any dirt or low oil flow will score the journals, enlarge the clearances, create metal-to-metal contact, and cause engine knock. When rocks or other debris prevent movement, the part may get damaged. The Crankshaft starts to get damaged and emits unusual engine vibrations. Cast iron is typically applied for lower output engines, while forged steel is mandatory for higher horsepower demands. Routine maintenance allows Subaru Legacy engine to safeguard its Crankshaft and maintain smooth Subaru performance during daily Legacy travel.

Our website stands as the go-to online destination for OEM Subaru Legacy Crankshaft. With complete lines of genuine Subaru Legacy Crankshaft available at unbeatable market prices, we ensure top quality, reliability, and durability. Each part comes backed by the manufacturer's warranty, reinforcing your trust in our offerings.

Subaru Legacy Crankshaft Parts Questions & Experts Answers

Crankshaft Complete
12200AA400
Q: What steps should be followed before installing the crankshaft to ensure proper main bearing oil clearance on Subaru Legacy?
A:
Before installation of the crankshaft, the main bearing oil clearance must be checked. Position the left crankcase section on a workbench with the bearing saddles facing up and wipe the main bearing surfaces with a clean lint-free cloth to keep them spotlessly clean. Clean the back sides of the main bearing inserts and lay one bearing half in each main bearing saddle in the crankcase, ensuring the tab on the bearing insert fits into the recess in the crankcase without hammering or damaging the bearing faces, and without using lubrication at this time. Clean the faces of the bearings in the crankcase and the crankshaft main bearing journals, then carefully lay the crankshaft in position in the left crankcase section. Trim three pieces of Plastigage slightly shorter than the width of the main bearings and place one piece on each crankshaft main bearing journal, parallel with the journal axis. Clean the faces of the bearings in the right crankcase and carefully lay it in position without disturbing the Plastigage. Install and tighten the crankcase bolts without rotating the crankshaft. Remove the bolts and carefully lift off the right crankcase section, ensuring the Plastigage remains undisturbed. Compare the width of the crushed Plastigage on each journal to the scale printed on the Plastigage container to obtain the main bearing oil clearances, which should typically fall between 0.0015 to 0.0023 inch (0.038 to 0.058 mm). If the clearance is not correct, double-check the size of the bearing inserts and recheck the crankshaft main bearing journal diameters, ensuring no dirt or oil was present between the bearing inserts and the main bearing caps or the block during measurement. Remove all traces of the Plastigage from the bearing faces or journals using a wood or plastic tool to prevent damage. Carefully lift the crankshaft out of the crankcase, clean the bearing faces, and apply a thin layer of engine assembly lube to each of the bearing faces in both crankcase halves, ensuring to coat the thrust bearing faces as well. Carefully lay the crankshaft in the left crankcase section, directing the connecting rods into the cylinder bores, and install the crankshaft/connecting rod assembly onto the bearings in the left crankcase before rejoining the two crankcase halves.