DAYCO
ITEM DESCRIPTION
Part No: OAP022
Item Name: DAYCO OVERRUNNING ALTERNATOR PULLEY for VOLKSWAGEN BEETLE CADDY GOLF JETTA POLO
Application:for VOLKSWAGEN
BEETLE
Overrunning Alt Pulley (Alt Bosch, Hitachi, Valeo, 120A) Jan 2000 - Nov 2003, 2.0L, 4 cyl, 8V, SOHC, MPFI, 9C, 85kW, EngCode: AQY
Overrunning Alt Pulley (Alt Bosch, Hitachi, Valeo, 120A) Sep 2001 - Sep 2005, 1.8L, 4 cyl, 20V, DOHC, TMPFI, Turbo, 9C, 110kW, EngCode: AWU
Overrunning Alt Pulley (Alt Bosch, Hitachi, Valeo, 120A) Jan 2002 - Sep 2005, 1.6L, 4 cyl, 8V, SOHC, MPFI, 9C, 75kW, EngCode: AYD
Overrunning Alt Pulley (Alt Bosch, Hitachi, Valeo, 120A) Jan 2002 - Sep 2005, 2.0L, 4 cyl, 8V, SOHC, MPFI, 9C, 85kW, EngCode: BER
Overrunning Alt Pulley (Alt Bosch, Hitachi, Valeo, 120A) Jan 2002 - Oct 2011, 1.6L, 4 cyl, 8V, SOHC, MPFI, 9C, 75kW, EngCode: BFS
Overrunning Alt Pulley (Alt Bosch, Hitachi, Valeo, 120A) Jul 2003 - Oct 2011, 2.0L, 4 cyl, 8V, SOHC, MPFI, 9C, 85kW, EngCode: AZJ
Overrunning Alt Pulley (Alt Bosch, Hitachi, Valeo, 120A) Jul 2003 - Oct 2011, 2.0L, 4 cyl, 8V, SOHC, MPFI, 1Y, 85kW, EngCode: AZJ
BORA
Overrunning Alt Pulley (Alt Bosch, 70A, 90A, Hitachi 120A, Valeo, 70A, 90A) Dec 1999 - Jun 2001, 2.3L, V5, 10V, SOHC, MPFI, 1J, EngCode: AGZ
Overrunning Alt Pulley Dec 1999 - Sep 2005, 2.0L, 4 cyl, 8V, SOHC, MPFI, 1J, EngCode: AZJ
Overrunning Alt Pulley (Alt Bosch, 70A, 90A, 120A, Hitachi 120A, Valeo, 70A, 90A, 120A) 2001 - 2003, 2.8L, V6, 24V, DOHC, MPFI, 1J, EngCode: AUE
Overrunning Alt Pulley (Alt Bosch, 70A, 90A, 120A, Hitachi 120A, Valeo, 70A, 90A, 120A) Jul 2001 - Feb 2005, 2.8L, V6, 24V, DOHC, MPFI, 1J, 150kW, EngCode: BDE
Overrunning Alt Pulley Jul 2001 - Jun 2007, 2.3L, V5, 20V, SOHC, MPFI, 1J, 125kW, EngCode: AQN
CADDY
Overrunning Alt Pulley (Alt Bosch, 140A) Jan 2005 - Nov 2010, 1.6L, 4 cyl, 8V, SOHC, MPFI, EngCode: BSE
Overrunning Alt Pulley Jan 2005 - Jul 2006, 1.9L, 4 cyl, 8V, SOHC, Turbo, Diesel, 2K, 77kW, EngCode: BJB
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) Aug 2006 - Nov 2010, 1.9L, 4 cyl, 8V, SOHC, Turbo, Diesel, 2K, 77kW, EngCode: BLS
Overrunning Alt Pulley (Alt Bosch, 110A, 140A, Valeo 110A, 140A) Dec 2010 - Nov 2015, 1.6L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 2K, 75kW, EngCode: CAYD
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A 140A) Dec 2010 - Nov 2015, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 2K, 103kW, EngCode: CFHC
CC
Overrunning Alt Pulley (Alt Bosch 140A, 180A) Jul 2012 - Jan 2013, 2.0L, 4 cyl, 16V, DOHC, CRD, Turbo, Diesel, 3C, 125kW, EngCode: CFGB
Overrunning Alt Pulley (Alt Bosch 140A, 180A) Feb 2013 - , 2.0L, 4 cyl, 16V, DOHC, CRD, Turbo, Diesel, 3C, 130kW, EngCode: CFGC
CRAFTER
Overrunning Alt Pulley (Alt Bosch, 110A, 140A) 2007 - 2008, 2.5L, 5 cyl, 10V, SOHC, CRD Turbo, EngCode: BJJ
Overrunning Alt Pulley (Alt Bosch, 110A, 140A) Mar 2007 - Jan 2012, 2.5L, 5 cyl, 10V, SOHC, DTFI, Turbo, Diesel, 80kW, EngCode: BJK
Overrunning Alt Pulley (Alt Bosch, 110A, 140A, 180A) Mar 2007 - , 2.5L, 5 cyl, 10V, SOHC, DTFI, Turbo, Diesel, 100kW, EngCode: CECA
Overrunning Alt Pulley (Alt Bosch, 110A, 140A) Mar 2007 - Jan 2012, 2.5L, 5 cyl, 10V, SOHC, DTFI, Turbo, Diesel, 100kW, EngCode: BJL
Overrunning Alt Pulley (Alt Bosch, 110A, 140A, 180A) Mar 2007 - Jan 2012, 2.5L, 5 cyl, 10V, SOHC, DTFI, Turbo, Diesel, 120kW, EngCode: BJM
EOS
Overrunning Alt Pulley Mar 2007 - Jul 2008, 2.0L, 4 cyl, 8V, SOHC, DTFI, Turbo, Diesel, 103kW, EngCode: BMM
Overrunning Alt Pulley (Alt Bosch, Valeo, 14.55mm Vee Pos'n, 50.00mm OD) Mar 2007 - Jul 2008, 2.0L, 4 cyl, 16V, DOHC, TMPFI, Turbo, 1F, 147kW, EngCode: BWA
Overrunning Alt Pulley (Alt Bosch 110A, 120A, 140A, 180A, Valeo 110A, 120A, 140A) Aug 2008 - Apr 2010, 2.0L, 4 cyl, 16V, DOHC, TMPFI, Turbo, 1F, 147kW, EngCode: CAWB
Overrunning Alt Pulley Aug 2008 - Apr 2011, 2.0L, 4 cyl, 16V, DOHC, TDi, Turbo, Diesel, 1F, 103kW, EngCode: CBAB
GOLF
Overrunning Alt Pulley Oct 1998 - Feb 2002, 1.6L, 4 cyl, 8V, SOHC, MPFI, Type 4, 74kW, EngCode: AKL
Overrunning Alt Pulley (Alt Bosch, 70A, 90A, 120A, Hitachi, 120A, Valeo, 70A, 90A, 120A) Nov 1999 - Mar 2001, 1.6L, 4 cyl, 8V, SOHC, MPFI, Type 4, 74kW, EngCode: AEH
Overrunning Alt Pulley (Alt Bosch, 70A, 90A, 120A, Hitachi, 120A, Valeo, 70A, 90A, 110A, 120A) Jul 2001 - Feb 2004, 2.8L, V6, 24V, DOHC, MPFI, Type 4, 150kW, EngCode: BDE
Overrunning Alt Pulley (Alt Bosch 70A, 90A, 120A, Hitachi 120A, Valeo 70A, 90A, 120A) 2001 - 2005, 2.4L, V5, 20V, DOHC, EFI, Type 4, 125kW, EngCode: AQN
Overrunning Alt Pulley (Alt Bosch, Hitachi, Valeo, 120A) Mar 2002 - May 2003, 1.6L, 4 cyl, 8V, SOHC, MPFI, Type 4, 75kW, EngCode: BFQ
Overrunning Alt Pulley (Alt Bosch, 70A, 90A, 120A, Hitachi, 120A, Valeo, 70A, 90A, 120A) 2002 - 2003, 1.9L, 4 cyl, 8V, SOHC, DTFI, Turbo, Diesel, Type 4, 74kW, EngCode: ATD
Overrunning Alt Pulley (Alt Bosch, Hitachi, Valeo, 120A) Mar 2002 - Jul 2004, 1.6L, 4 cyl, 8V, SOHC, MPFI, Type 4, 75kW, EngCode: AVU
Overrunning Alt Pulley Mar 2002 - Jul 2004, 2.0L, 4 cyl, 8V, SOHC, MPFI, Type 4, 85kW, EngCode: APK
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) 2003 - , 2.0L, 4 cyl, 16V, DOHC, MPFI, Type 5, 110kW, EngCode: AXW
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) Aug 2004 - Feb 2009, 1.6L, 4 cyl, 8V, SOHC, MPFI, Type 5, 75kW, EngCode: BGU
Overrunning Alt Pulley Aug 2004 - Feb 2009, 1.6L, 4 cyl, 8V, SOHC, MPFI, Type 5, 75kW, EngCode: BSE
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) Aug 2004 - Feb 2009, 1.9L, 4 cyl, 8V, SOHC, DTFI, Turbo, Diesel, Type 5, 77kW, EngCode: BKC
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) Aug 2004 - Feb 2009, 2.0L, 4 cyl, 16V, DOHC, MPFI, Type 5, 110kW, EngCode: BLX
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) Aug 2004 - Feb 2009, 2.0L, 4 cyl, 16V, DOHC, MPFI, Type 5, 110kW, EngCode: BLR
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) Aug 2004 - Feb 2009, 2.0L, 4 cyl, 16V, DOHC, MPFI, Type 5, 110kW, EngCode: BVY
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) Aug 2004 - , 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, Type 5, 103kW, EngCode: BKD
Overrunning Alt Pulley (Alt Bosch 110A, 120A, 180A) May 2005 - Sep 2009, 2.0L, 4 cyl, 16V, DOHC, TMPFI, Turbo, Type 5, 147kW, EngCode: AXX
Overrunning Alt Pulley (Alt Bosch 110A, 120A, 180A) 2005 - Sep 2009, 2.0L, 4 cyl, 16V, DOHC, TMPFI, Turbo, Type 5, 147kW, EngCode: BWA
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) Sep 2005 - Jul 2007, 2.0L, 4 cyl, 16V, SOHC, DTFI, Turbo, Diesel, Type 5, 103kW, EngCode: BMM
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) 2006 - 2007, 1.9L, 4 cyl, 8V, SOHC, DTFI, Turbo, Diesel, Type 5, 77kW, EngCode: BLS
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A) Jul 2006 - Mar 2010, 3.2L, V6, 24V, DOHC, MPFI, Type 5, 184kW, EngCode: BUB
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) Feb 2009 - Sep 2010, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 103kW, EngCode: CBDB
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) Aug 2009 - Jan 2014, 1.6L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, Type 6, 77kW, EngCode: CAYC
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) Mar 2009 - Sep 2010, 2.0L, 4 cyl, 16V, DOHC, TDi, Turbo, Diesel, Type 6, 103kW, EngCode: CBAB
Overrunning Alt Pulley Mar 2010 - Jan 2014, 2.0L, 4 cyl, 16V, DOHC, TDi, Turbo, Diesel, Type 6, 103kW, EngCode: CFHC
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) Jun 2010 - Sep 2010, 2.0L, 4 cyl, 16V, DOHC, TDi, Turbo, Diesel, Type 6, 125kW, EngCode: CBBB
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) Jun 2010 - , 2.0L, 4 cyl, 16V, DOHC, TMPFI, Turbo, Type 6, 188kW, EngCode: CDLC
Overrunning Alt Pulley Oct 2010 - , 2.0L, 4 cyl, 16V, DOHC, CRD, Turbo, Diesel, Type 6, 125kW, EngCode: CFGB
Overrunning Alt Pulley Oct 2010 - Jan 2013, 2.0L, 4 cyl, 16V, DOHC, Di, Turbo, Diesel, Type 6, 103kW, EngCode: CFFB
Overrunning Alt Pulley Sep 2011 - Jul 2012, 2.0L, 4 cyl, 16V, DOHC VVT, Di, Turbo, TYPE 6, 173Kw, EngCode: CDLG
JETTA
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) Aug 2004 - Jun 2008, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 1K, 103kW, EngCode: BKD
Overrunning Alt Pulley (Alt Bosch, 140A) Feb 2005 - Feb 2009, 2.0L, 4 cyl, 16V, DOHC, MPFI, 1k, 110kW, EngCode: BLR
Overrunning Alt Pulley 2006 - 2007, 1.9L, 4 cyl, 8V, SOHC, DTFI, Diesel, 1K, 77kW, EngCode: BXE
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) 2006 - 2007, 1.9L, 4 cyl, 8V, SOHC, DTFI, Diesel, 1K, 77kW, EngCode: BLS
Overrunning Alt Pulley (Alt Bosch, 140A) Feb 2006 - Feb 2009, 2.0L, 4 cyl, 16V, DOHC, MPFI, 1K, 110kW, EngCode: BVY
Overrunning Alt Pulley (Alt Bosch, 140A) Feb 2006 - Oct 2009, 2.0L, 4 cyl, 16V, DOHC, TMPFI, Turbo, 1K, 147kW, EngCode: BWA
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) Feb 2009 - Jul 2011, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 103kW, EngCode: CBDB
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) Nov 2009 - Jul 2011, 1.6L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 1KM, 77kW, EngCode: CAYC
Overrunning Alt Pulley (Alt Bosch, Valeo) Nov 2009 - Jul 2011, 2.0L, 4 cyl, 16V, DOHC, TMPFI, Turbo, 1K, 147kW, EngCode: CAWB
Overrunning Alt Pulley (Alt Bosch, 140A) Aug 2011 - Aug 2016, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 1B, 103kW, EngCode: CFFB
Overrunning Alt Pulley (Alt Bosch, Valeo) Aug 2011 - , 2.0L, 4 cyl, 16V, DOHC, TMPFI, Turbo, 1B, 147kW, EngCode: CCZA
MULTIVAN
Overrunning Alt Pulley (Alt Bosch, 120A, 150A, 180A) Jun 2005 - Feb 2010, 3.2L, V6, 24V, DOHC, MPFI, T5, 173kW, EngCode: BKK
PASSAT
Overrunning Alt Pulley (Alt Bosch, Valeo, 110A, 140A) Nov 2002 - Nov 2005, 2.3L, V5, 20V, DOHC, MPFI, 3B, 125kW, EngCode: AZX
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A, 180A) Mar 2006 - Jul 2008, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 3C, 103kW, EngCode: BKP
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A, 180A) Mar 2006 - Jul 2008, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 3C, 125kW, EngCode: BMR
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A, 180A) Mar 2006 - Jul 2008, 2.0L, 4 cyl, 16V, DOHC, TMPFI, Turbo, 147kW, EngCode: BWA
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A, 180A) Mar 2006 - Jul 2008, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 3C, 103kW, EngCode: BMP
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) 2006 - 2009, 2.0L, 4 cyl, 16V, DOHC, EFI, 3C, 110kW, EngCode: BVY
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A, 180A) Mar 2006 - Mar 2011, 3.2L, V6, 24V, DOHC, MPFI, 3C, 184kW, EngCode: AXZ
Overrunning Alt Pulley (Alt Bosch, Valeo) Jan 2008 - Jun 2012, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 3C, 125kW, EngCode: CBBB
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) Jan 2008 - Jan 2010, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 3C, 103kW, EngCode: CBAB
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A, 180A) Feb 2010 - Jan 2013, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 3C, 125kW, EngCode: CFGB
POLO
Overrunning Alt Pulley (Alt Bosch, 70A, 90A, 120A, Hitachi, 120A) Nov 2005 - Apr 2010, 1.9L, 4 cyl, 8V, SOHC, DTFI, Turbo, Diesel, 9N, 74kW, EngCode: AXR
Overrunning Alt Pulley (Alt Bosch, Valeo) May 2010 - Jul 2014, 1.6L, 4 cyl, 8V, SOHC, DTFI, Turbo, Diesel, 6R, 66kW, EngCode: CAYB
SCIROCCO
Overrunning Alt Pulley (Alt Bosch, Valeo) Feb 2012 - , 2.0L, 4 cyl, 16V, DOHC, TMPFI, Turbo, 1S, 188kW/195kW, EngCode: CDLC
TIGUAN
Overrunning Alt Pulley (Alt Bosch, Valeo, 140A) Mar 2008 - Oct 2010, 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 5NC, 103kW, EngCode: CBAB
Overrunning Alt Pulley (Alt Bosch, Valeo) Sep 2010 - , 2.0L, 4 cyl, 16V, DOHC, DTFI, Turbo, Diesel, 5NC, 103kW, EngCode: CFFB
Overrunning Alt Pulley (Alt Bosch 140A, 180A) Sep 2014 - , 2.0L, 4 cyl, 16V, DOHC, CRD, Turbo, Diesel, 5N, 130kW, EngCode: CFGC
TRANSPORTER
Overrunning Alt Pulley (Alt Bosch, 90A) Aug 2004 - Jul 2006, 1.9L, 4 cyl, 8V, SOHC, DTFI, Turbo, Diesel, T5, 77kW, EngCode: AXB
Overrunning Alt Pulley (Alt Bosch, 90A) Aug 2004 - Jul 2006, 1.9L, 4 cyl, 8V, SOHC, DTFI, Turbo, Diesel, T5, 63kW, EngCode: AXC
Overrunning Alt Pulley (Alt Bosch, 120A, 140A) Aug 2004 - Feb 2010, 2.0L, 4 cyl, 8V, SOHC, MPFI, T5, 85kW, EngCode: AXA
Overrunning Alt Pulley (Alt Bosch, 120A) Mar 2005 - Aug 2008, 3.2L, V6, 24V, DOHC, MPFI, T5, 173kW, EngCode: BKK
Overrunning Alt Pulley (Alt Bosch, Valeo) Jul 2006 - , 1.9L, 4 cyl, 8V, SOHC, DTFI, Turbo, Diesel, T5, 63kW, EngCode: BRR
Overrunning Alt Pulley (Alt Bosch, 90A) Mar 2010 - , 1.9L, 4 cyl, 8V, SOHC, DTFI, Turbo, Diesel, T5, 75kW, EngCode: BRS
Spec: Spec:
Description: Overrunning Alternator Pulley
Type: 6PK
Width: 41.15mm
Outside diameter: 55.8mm
Inside diameter: 17mm
Tool OAPT33
Thread M16
OAP Connection Type: 33 Tooth Spline

**Photo is for product image only**
Description:
Overrunning alternator pulleys are becoming increasingly popular on late model petrol and diesel engines, due to the 
increasing drive belt speed and engine vibration fluctuations. An overrunning alternator pulley is used to smooth out 
rotational irregularities on the alternator, which is caused from rapid acceleration, deceleration and even shut off. 
During normal operating conditions these alternator pulleys can be rotating up to 18,000rpm and with major RPM 
fluctuations unit failure can lead to belt noise, vehicle vibrations and also alternator or drive belt failure. 
Nuline have developed a heavy duty replacement clutch pulley to disengage the alternator so it free spins during 
rotational irregularities. 

How does the Nuline overrunning alternator pulley work?
When the Nuline overrunning alternator pulley is rotated in the normal operating direction it connects to the alternator 
working as a normal pulley. But during deceleration the pulley disconnects from the alternator shaft, allowing the 
alternator to free spin. This is done by a special one way bearing that is mounted inside the Nuline overrunning 
alternator pulley. 
Advantages of using a Nuline overrunning alternator pulley
• Heavy duty designed for long service life
• Dampens drive belt vibration
• Reduced belt slippage during rapid acceleration or deceleration 
• Reduced stress on drive belt and other accessory drives
• Increased alternator and drive belt life
• Reduction of drive belt noise
• Improvement in variation of drive belt tension

Signs of an overrunning alternator pulley failing 
• Unusual drive belt noises
• Unusual vehicle vibrations
• Steering shudder
• Alternator not charging battery

Checking the overrunning alternator pulley
• Remove drive belt
• Check pulley for chips, dents or damage to belt grooves
• Check for excessive bearing movement 
• Rotate Alternator pulley in normal operation direction, pulley should lock up and turn alternator shaft
• Rotate alternator pulley in opposite direction, it should spin freely without the alternator shaft moving
• Rotate the pulley in the free spin direction, it should feel smooth not rough
Note: Please complete the Check Out after winning to ensure smooth transactions.

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