Nissan Quest 125A Alternator Upgrade Mounting Kit for RB20 RB25 RB26 & RB30 DOHC


Increased your electrical demand? Running big fuel and ignition system? Or Perhaps running a fully sick sound system… whichever it is, you will need an alternator upgrade to keep up with your electrical demand.


Far surpasses OEM RB alternator current delivery (80A nominal on the stock RB alternator) and better than the LS 140A alternators (see comparison below).

Sufficient to run 2 Walbro 450 LPH feed pump, one lift pump, big ignition system and other ancillaries.

Bolt-on, simple and no-fuss CNC Billet aluminium 6061 mounting adapter, anodised silver.

High tensile fasteners.

Utilises OEM RB belt adjuster and bracket ensuring that belt tensioning works and functions like OEM without jamming.

Full OEM belt adjusting range.

Retains OEM alternator wiring harness and connector (R32, M6 ring terminal to be replaced with M8 ring terminal).


!  Alternator NOT supplied – Mounting Kit Only. We use and recommend the following aftermarket Nissan Quest alternator to ensure correct fitment without further modifications and can be easily purchased online elsewhere at good prices;

Brand:                         TYC

Part No.:                      2-13821 (brand new aftermarket unit, not refurbished)

OEM Part No.:            231007B000R (1999-2002 Nissan Quest VG33E)


!  Components from OEM RB alternator that are required to be transferred to the Nissan Quest alternator (refer to installation manual):

  • Split Pin
  • Pulley
  • Main Bolt Retaining Nut
  • Main Bolt Spacer Round Bar


!  Alternator main bolt hole requires to be drilled/enlarged to 10mm diameter (refer to installation manual).


!  Belt to use: 4PK880 Micro-V (may vary slightly depending on your crank pulley type)


Comparison against LS 140A alternator


RB20 RB25 RB26 RB30 Alternator Upgrade | RB Alternator Upgrade Kit | R32 R33 R34 Alternator Upgrade


Brand 5-0 Ignite
Shipping Weight 0.4000kg
Shipping Width 0.200m
Shipping Height 0.070m
Shipping Length 0.150m
Shipping Cubic 0.002100000m3

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