Twin Belt Alternator Pulley for 12A & 13B

Twin Belt Alternator Pulley for 12A & 13BAluminium double belt alternator pulley to suit early 12A and 13B rotaries through to series 5 RX 7 (vehicles with 15 mm alternator shaft). It allows a second v belt to be added for improved reliability, particularly on high revving engines. Key benefits: * Eliminates belt slip on the alternator water pump cooling fan pulleys * Shares the load between two belts * Back up belt if one belt fails Standard pulley is 62mm outside diameter. Underdrive

Load & Speed Rating: 114Q

Often a much softer spring than usual can be used

It delivers a high resistance to aquaplaning and low rolling noise

8 injector drives

1 x ⅛ NPT boost reference port

make sure you select 'Pick Up' at check-out and add the fitting service here and we will get in touch to arrange a fitting time

These spacers are installed on the steering rack

R33 and R34 RB26DETT engines

Available in black anodised or polished aluminium

Valve Seat - Suit Turbosmart PowerGate60 (60mm) External Wastegates

and performance both on and off road

you can expect a broader boost & torque curve through peak boost being achieved earlier in the RPM and being held longer