How to remove and install a Cam Gear on Mazda 626?

The timing belt can be removed by first removing the timing belt front cover, then the timing belt itself and finally the camshaft cover. Then hold on to the cam gear with an extension and socket onto one of the bolts of the front cover to ensure that it does not rotate and then remove the bolt, cam gear and washer. To install, place the cam gear on the camshaft making sure that the cam gear and cover marks are aligned. Install the washer and the bolt when installing the camshaft with the use of a wrench and tighten the bolt to the defined torque. Lastly, install the timing belt, cover and other removed parts.

Are the installation and adjustment of the cam gear and timing cover essential for proper engine operation on Mazda B2000?

Proper operation of the engine requires that the camshaft drive gears be installed and set properly because the opening of the engine valves is controlled by the crankshaft and the camshaft movements. The intake stroke requires the intake valve to open to receive the air/fuel mixture into the cylinder and the two valves to be closed during the compression and power strokes and the exhaust valve be opened during the exhaust stroke. This will lead to substandard performance of the engine since there will be no coordination of the valve movements with the pistons. To remove and install parts in a diesel engine, turn the engine to place the number one piston in TDC of its firing stroke, disconnect the battery ground and empty the cooling system, ensuring pets do not access the coolant. Subsequently, dry off the fan, fan shroud, drive belts, power steering pump, water pump, and crankshaft pulley bolt followed by unbolting and removing timing gear cover and eliminating the gasket. Oil pan has to be cleared and all the timing marks have to be adjusted. Take off the camshaft gear, injection pump gear and idler gears and matchmark them to be put back. Hold up the injection pump and take off the gear case disposing old gaskets and cleaning up the mating surfaces. Look at all gears to ensure they are not worn and change those that are broken. To install, change the surface cover seal, fit the gear case with another gasket and torque the bolts. Be sure to install the gears in the correct sequence and to check the correct torque requirements of each part. Lastly, reattach the timing gear cover, oil pan, crankshaft pulley, water pump, power steering pump, accessory drive belts and fan then refill the cooling system and reconnect the battery ground.

Genuine Mazda Cam Gear

Camshaft Gear

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41 Cam Gears found

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Mazda Timing Gear Part Number: BP6D-12-4X0C
$717.68 MSRP: $980.63
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Product Specifications
- Other Name: Actuator, Variable V. Timing
- Replaced by: BP6D-12-4X0D
Fits the following Mazda Models:
- Miata | 2001-2002 | Base, LS, SE | 4 Cyl 1.8 L GAS
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Mazda Timing Gear Part Number: BP6D-12-4X0D
$717.68 MSRP: $980.63
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Product Specifications
- Other Name: Actuator, Variable V. Timing
- Replaces: BP6D-12-4X0C, BP6D-12-4X0A, BP6D-12-4X0, BP6D-12-4X0B
Fits the following Mazda Models:
- Miata | 2002-2005 | Base, LS, Mazdaspeed, SE, Shinsen | 4 Cyl 1.8 L GAS
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Mazda Timing Gear Part Number: LF01-12-425
$23.09 MSRP: $30.79
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Product Specifications
- Other Name: Pulley, Camshaft; Timing Gear, Timing Gear Set
- Replaces: 1F20-12-425, LF01-12-42Y, LF21-12-425
Fits the following Mazda Models:
- 3 | 2004-2013 | i, Mazdaspeed, S | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
- 5 | 2012-2015, 2008-2009 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
- 6 | 2006-2013 | i, Mazdaspeed | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
- B2300 | 2001-2009 | Base, SE, SX | 4 Cyl 2.3 L GAS
- CX-7 | 2010-2012 | Sport, SV, Touring | 4 Cyl 2.5 L GAS
- MX-5 Miata | 2006-2015 | 25th Anniversary Edition, Base, Club, Club Spec, Grand Touring, Special Edition, Sport, SV, Touring | 4 Cyl 2.0 L GAS
- Tribute | 2009-2010, 2005-2006 | Hybrid, i | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Mazda Camshaft Gear Part Number: LF01-12-42Y
$23.09 MSRP: $30.79
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Product Specifications
- Other Name: Pulley, Camshaft
- Replaced by: LF01-12-425
Fits the following Mazda Models:
- 5 | 2010 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS
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Mazda Pulley Part Number: L305-12-425
$30.00 MSRP: $40.01
You Save: $10.01 (26%)
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Product Specifications
- Other Name: Pulley, Camshaft; Camshaft Gear, Pulley, Timing Gear
- Replaces: L327-12-425
Fits the following Mazda Models:
- 3 | 2004-2007 | Mazdaspeed, S, SP23 | 4 Cyl 2.3 L GAS
- 5 | 2006-2007 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS
- 6 | 2003-2007 | i, Mazdaspeed | 4 Cyl 2.3 L GAS
- Tribute | 2005-2006 | i | 4 Cyl 2.3 L GAS
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Mazda Timing Gear Part Number: L305-11-316
$32.75 MSRP: $43.68
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Product Specifications
- Other Name: Gear, Timing; Crankshaft Gear, Timing Gear
- Replaces: L3G2-11-316
Fits the following Mazda Models:
- 3 | 2004-2007 | Mazdaspeed, S, SP23 | 4 Cyl 2.3 L GAS
- 5 | 2006-2007 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS
- 6 | 2003-2007 | i, Mazdaspeed | 4 Cyl 2.3 L GAS
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Mazda Crankshaft Gear Part Number: B366-11-321A
$44.25 MSRP: $59.02
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Product Specifications
- Other Name: Pulley Timing Belt; Timing Gear Set
Fits the following Mazda Models:
- 323 | 1990-1991 | Base, SE | 4 Cyl 1.6 L GAS
- Miata | 1990 | Base | 4 Cyl 1.6 L GAS
- Protege | 1990-1991 | 4WD, DX, LX, SE | 4 Cyl 1.8 L GAS
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Mazda Timing Gear Part Number: L3K9-12-425A
$74.59 MSRP: $99.46
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Product Specifications
- Other Name: Pulley, Camshaft; Camshaft Gear, Timing Gear Set
Fits the following Mazda Models:
- 3 | 2007-2013 | Mazdaspeed | 4 Cyl 2.3 L GAS
- 6 | 2006-2007 | Mazdaspeed | 4 Cyl 2.3 L GAS
- CX-7 | 2007-2012 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS
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Mazda Timing Pulley Part Number: BP4W-12-425
$87.74 MSRP: $117.00
You Save: $29.26 (26%)
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Product Specifications
- Other Name: Pulley, Camshaft; Timing Gear
Fits the following Mazda Models:
- Miata | 1999-2000 | 10th Anniversary, Base, LS, SE | 4 Cyl 1.8 L GAS
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Mazda Timing Gear Part Number: FSD7-12-425
$85.31 MSRP: $113.77
You Save: $28.46 (26%)
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Product Specifications
- Other Name: Pulley, Camshaft; Timing Gear
- Replaces: FS01-12-425
Fits the following Mazda Models:
- 626 | 1993-2002 | DX, ES, LX | 4 Cyl 2.0 L GAS
- MX-6 | 1993-1997 | Base | 4 Cyl 2.0 L GAS
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Mazda Camshaft Gear Part Number: B366-12-425
$88.14 MSRP: $117.54
You Save: $29.40 (26%)
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Product Specifications
- Other Name: Pulley, Camshaft; Camshaft Gear
Fits the following Mazda Models:
- 323 | 1990-1994 | Base, SE | 4 Cyl 1.6 L GAS
- MX-3 | 1992-1993 | Base, GS, SE | 4 Cyl 1.6 L GAS, 6 Cyl 1.8 L GAS
- Protege | 1990-1994 | 4WD, Base, DX, LX, SE | 4 Cyl 1.8 L GAS
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Mazda Camshaft Gear Part Number: B660-12-425
$89.43 MSRP: $119.26
You Save: $29.83 (26%)
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Product Specifications
- Other Name: Pulley, Camshaft
Fits the following Mazda Models:
- 323 | 1988-1989 | GT, GTX | 4 Cyl 1.6 L GAS
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Mazda Timing Gear Part Number: KJ01-11-321
$16.10 MSRP: $124.64
You Save: $108.54 (88%)
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Product Specifications
- Other Name: Pulley, Timing Belt
- Replaces: KJ01-11-320
Fits the following Mazda Models:
- Millenia | 1995-2002 | Base, Millennium Edition, S | 6 Cyl 2.3 L GAS
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Mazda Timing Gear Part Number: KLG4-12-425
$19.70 MSRP: $148.30
You Save: $128.60 (87%)
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Product Specifications
- Other Name: Pulley, Camshaft; Timing Gear
- Position: Right
Fits the following Mazda Models:
- 626 | 1998-2002 | ES, LX | 6 Cyl 2.5 L GAS
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Mazda Timing Gear Part Number: 1F25-12-410B
$166.89 MSRP: $222.56
You Save: $55.67 (26%)
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Product Specifications
- Other Name: Gear, Cam; Timing Gear
- Replaces: 1F25-12-410A, 1F25-12-410
Fits the following Mazda Models:
- B4000 | 2001-2009 | Base, DS, SE | 6 Cyl 4.0 L GAS
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Mazda Timing Gear Set Part Number: LF94-12-42Y
$142.50 MSRP: $190.04
You Save: $47.54 (26%)
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Product Specifications
- Other Name: Pulley, Camshaft
- Replaced by: LF94-12-4X0D
Fits the following Mazda Models:
- 3 | 2006 | i | 4 Cyl 2.0 L GAS
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Mazda Actuator Part Number: LF94-12-4X0D
$142.50 MSRP: $190.04
You Save: $47.54 (26%)
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Product Specifications
- Other Name: Actuator, Variable V. Timing; Actuator, Camshaft Gear
- Replaces: LF94-12-4X0A, LF94-12-42Y, LF94-12-42YA, LF94-12-4X0C, LF94-12-4X0B, LF94-12-4X0
Fits the following Mazda Models:
- 3 | 2006-2013 | i, Mazdaspeed, S | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
- 5 | 2012-2015, 2008-2010 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
- 6 | 2006-2013 | i, Mazdaspeed | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
- CX-7 | 2010-2012 | Sport, SV, Touring | 4 Cyl 2.5 L GAS
- MX-5 Miata | 2006-2015 | 25th Anniversary Edition, Base, Club, Club Spec, Grand Touring, Special Edition, Sport, SV, Touring | 4 Cyl 2.0 L GAS
- Tribute | 2009-2011 | Hybrid, i | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS
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Mazda Camshaft Gear Part Number: L3G3-12-425
$34.09 MSRP: $45.46
You Save: $11.37 (26%)
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Product Specifications
- Other Name: Pulley, Camshaft
Fits the following Mazda Models:
- Tribute | 2008-2011 | Hybrid, i | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda Timing Pulley Part Number: FS05-11-321
Product Specifications
- Other Name: Pulley Timing Belt; Crankshaft Gear, Timing Gear
Fits the following Mazda Models:
- 626 | 1993-2002 | DX, ES, LX | 4 Cyl 2.0 L GAS
- MX-6 | 1993-1997 | Base | 4 Cyl 2.0 L GAS
- Protege | 1999-2003 | DX, ES, LX, Mazdaspeed, MP3 | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS
- Protege5 | 2002-2003 | Base | 4 Cyl 2.0 L GAS
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Mazda Timing Gear Part Number: KL01-12-425E
Product Specifications
- Other Name: Pulley, Camshaft; Timing Gear
- Position: Left
- Replaces: KLY1-12-425
Fits the following Mazda Models:
- 626 | 1993-2002 | ES, LX | 6 Cyl 2.5 L GAS
- MX-3 | 1992-1994 | Base, GS, SE | 6 Cyl 1.8 L GAS
- MX-6 | 1993-1997 | LS, M Edition | 6 Cyl 2.5 L GAS
- Millenia | 1995-2002 | Base, L, Millennium Edition, S | 6 Cyl 2.3 L GAS, 6 Cyl 2.5 L GAS
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1-20 of 41 Results

Mazda Cam Gear

Mazda Cam Gear optimizes the valve timing so all the engines in the lineup are breathing at the right time, providing quick throttle and good fuel efficiency. Mazda began assembling cars in 1931 and has become well known for the fun dynamics, from the rotary pioneers of the 1960s to today's Skyactiv powertrains that get more miles from every gallon while keeping the drive fun. Mazda presents its Kodo Soul of Motion styling that makes cars appear ready to leap forward even in a parked position, and i-Activsense features like lane-keep assist and radar cruise bring confidence on daily journeys. The brand also experiments with electric drive, mild hybrids, and i-Activ AWD, proving that Mazda doesn't like to compromise on the excitement for responsibility's sake. Equally forward looking, the Cam Gear is situated on the camshaft of each modern engine and advances or retards the valve events slightly in time with the crankshaft rotation so that combustion remains smooth whether the car is idling, cruising, or climbing a hill. Because this component works mechanically in milliseconds, drivers feel linear power rather than hesitation. Crafted from durable materials with refined tolerances, the Cam Gear plays a part in reduced emissions, idle stability, and longer engine life throughout the entire lineup. In short, Mazda offers style and innovation, and the precise Cam Gear makes sure that those qualities translate directly into everyday performance.

You'll get great performance and real durability when you pick genuine OEM Cam Gear. Mazda builds these using high-quality materials and official factory methods to ensure they hold up mile after mile. You deserve that Mazda reliability without the headache of cheap knockoffs. It is easy to find exactly what you need in our huge inventory of genuine parts. Plus, every OEM part carries a real manufacturer's warranty for your peace of mind. You will love our low prices too. Order today and we will ship your brand-new parts fast. They often reach your door in just a few days.

Mazda Cam Gear Parts and Q&A

Camshaft Gear
FE79-12-425B
Q: How to remove and install a Cam Gear on Mazda 626?
A:
The timing belt can be removed by first removing the timing belt front cover, then the timing belt itself and finally the camshaft cover. Then hold on to the cam gear with an extension and socket onto one of the bolts of the front cover to ensure that it does not rotate and then remove the bolt, cam gear and washer. To install, place the cam gear on the camshaft making sure that the cam gear and cover marks are aligned. Install the washer and the bolt when installing the camshaft with the use of a wrench and tighten the bolt to the defined torque. Lastly, install the timing belt, cover and other removed parts.
Camshaft Gear
FE79-12-425A
Q: Are the installation and adjustment of the cam gear and timing cover essential for proper engine operation on Mazda B2000?
A:
Proper operation of the engine requires that the camshaft drive gears be installed and set properly because the opening of the engine valves is controlled by the crankshaft and the camshaft movements. The intake stroke requires the intake valve to open to receive the air/fuel mixture into the cylinder and the two valves to be closed during the compression and power strokes and the exhaust valve be opened during the exhaust stroke. This will lead to substandard performance of the engine since there will be no coordination of the valve movements with the pistons. To remove and install parts in a diesel engine, turn the engine to place the number one piston in TDC of its firing stroke, disconnect the battery ground and empty the cooling system, ensuring pets do not access the coolant. Subsequently, dry off the fan, fan shroud, drive belts, power steering pump, water pump, and crankshaft pulley bolt followed by unbolting and removing timing gear cover and eliminating the gasket. Oil pan has to be cleared and all the timing marks have to be adjusted. Take off the camshaft gear, injection pump gear and idler gears and matchmark them to be put back. Hold up the injection pump and take off the gear case disposing old gaskets and cleaning up the mating surfaces. Look at all gears to ensure they are not worn and change those that are broken. To install, change the surface cover seal, fit the gear case with another gasket and torque the bolts. Be sure to install the gears in the correct sequence and to check the correct torque requirements of each part. Lastly, reattach the timing gear cover, oil pan, crankshaft pulley, water pump, power steering pump, accessory drive belts and fan then refill the cooling system and reconnect the battery ground.