How should burrs be removed from the crankshaft oil holes and what steps should be taken to ensure the crankshaft is in good condition on Nissan Quest?

Remove all burrs from the crankshaft oil holes using a stone, file, or scraper to ensure sharp edges do not gouge or scratch the new bearings. Clean the crankshaft with solvent and dry it with compressed air, ensuring the oil holes are cleaned with a stiff brush and flushed with solvent. Check the main and connecting rod bearing journals for uneven wear, scoring, pits, and cracks, and inspect the rest of the crankshaft for cracks and other damage, which should be magnafluxed by an automotive machine shop to reveal hidden issues. Measure the diameter of the main and connecting rod journals with a micrometer at several points to detect taper and out-of-round conditions, comparing the results to the specified limits. If the journals are damaged, tapered, out-of-round, or worn beyond acceptable limits, have the crankshaft reground by an automotive machine shop, ensuring the correct size bearing inserts are used if reconditioned. Check the oil seal journals at each end of the crankshaft for wear and damage, as worn grooves or nicks may cause new seals to leak; an automotive machine shop may repair the journal with a thin sleeve, or a new crankshaft may be necessary if repair is not feasible. Finally, examine the main and rod bearing inserts.

Genuine Nissan Quest Crankshaft

Crank Shaft

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Nissan Quest Crankshaft Assembly
Part Number: 12200-7Y00A
$228.50 MSRP: $322.73
You Save: $94.23 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Replaced by: 12200-7Y00B
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2006-2010 Nissan Quest | Base, S, SE, SL | 6 Cyl 3.5L | VQ35DE
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Nissan Quest Crankshaft Assembly
Part Number: 12200-JA11A
$1309.07 MSRP: $1584.83
You Save: $275.76 (18%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 12200-JA10A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2011-2017 Nissan Quest | LE, S, SL, SV | 6 Cyl 3.5L | VQ35DE
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Nissan Quest Crankshaft Assembly
Part Number: 12200-7Y000
Product Specifications
- Replaced by: 12200-7Y00B
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2004-2007 Nissan Quest | S, SE, SL | 6 Cyl 3.5L | VQ35DE
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Nissan Quest Crankshaft Assembly
Part Number: 12200-0W000
Product Specifications
- Other Name: Crankshaft
- Manufacturer Note: 32 DIAMETER
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1995-1998 Nissan Quest | GXE, XE | 6 Cyl 3.0L | VG30E
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Nissan Quest Crankshaft Assembly
Part Number: 12200-0W001
Product Specifications
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1999-2003 Nissan Quest | GXE, SE | 6 Cyl 3.3L | VG33E
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Nissan Quest Crankshaft Assembly
Part Number: 12201-21V80
Product Specifications
- Manufacturer Note: 25 DIAMETER
- Replaced by: 12200-21V11
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1993-1996 Nissan Quest | GXE, XE | 6 Cyl 3.0L | VG30E
View related parts
Nissan Quest Crankshaft Assembly
Part Number: 12200-21V11
Product Specifications
- Other Name: Crankshaft
- Manufacturer Note: 25 DIAMETER
- Replaces: 12201-21V80, 12200-21V10
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1993-1996 Nissan Quest | GXE, XE | 6 Cyl 3.0L | VG30E

Nissan Quest Crankshaft

Nissan Quest Crankshaft helps to convert the pistons' downward stroke into a smooth spinning motion that powers the transmission and eventually the wheels. The robust steel or cast iron Crankshaft is mounted low in the engine block and has offset crank throws where connecting rods attach. These throws turn reciprocation into rotation on every stroke. Early production versions of the Quest applied cast iron, while later high-horsepower versions inside a Nissan V6 gained forged steel, a tougher metal that resists twisting and holds tighter tolerances. Every Crankshaft, regardless of material, is finished to accurate size, allowing the journals to run on a thin oil film and should last the life of the vehicle, provided that lubrication is consistent. Dirt or low oil pressure removes that film, allowing metal-to-metal contact that scores and scrapes, which can trigger knock plus severe vibration. Signs indicate Crankshaft damage, and the swap's difficulty rating is difficult and has a time frame of a multi-hour task. Regular oil changes keep your Nissan Quest running smoothly by protecting this vital Crankshaft.

If you need any OEM Nissan Quest Crankshaft, feel free to choose them out of our huge selection of genuine Nissan Quest Crankshaft. All our parts are offered at unbeatable prices and are supported by the manufacturer's warranty. In addition, we offer quick shipping to have your parts delivered to your door step in a matter of days.

Nissan Quest Crankshaft Parts Questions & Experts Answers

Crankshaft Assembly
12201-21V80
Q: How should burrs be removed from the crankshaft oil holes and what steps should be taken to ensure the crankshaft is in good condition on Nissan Quest?
A:
Remove all burrs from the crankshaft oil holes using a stone, file, or scraper to ensure sharp edges do not gouge or scratch the new bearings. Clean the crankshaft with solvent and dry it with compressed air, ensuring the oil holes are cleaned with a stiff brush and flushed with solvent. Check the main and connecting rod bearing journals for uneven wear, scoring, pits, and cracks, and inspect the rest of the crankshaft for cracks and other damage, which should be magnafluxed by an automotive machine shop to reveal hidden issues. Measure the diameter of the main and connecting rod journals with a micrometer at several points to detect taper and out-of-round conditions, comparing the results to the specified limits. If the journals are damaged, tapered, out-of-round, or worn beyond acceptable limits, have the crankshaft reground by an automotive machine shop, ensuring the correct size bearing inserts are used if reconditioned. Check the oil seal journals at each end of the crankshaft for wear and damage, as worn grooves or nicks may cause new seals to leak; an automotive machine shop may repair the journal with a thin sleeve, or a new crankshaft may be necessary if repair is not feasible. Finally, examine the main and rod bearing inserts.