Nissan RB30 S1 Block Converter Kit Option:Block Converter Complete Kit Part #: PH 5225 P/Steering:

Part #: PH 5225     P/Steering: Yes Gasket: DSF 9A Air Con: No Primary Pipe: 1¾" (44mm) Oxy Sen: N/A Secondary Pipe: - E

Will fit with air pumps

knowing Turbosmart has your back

the metal stud provides accurate

reduce gearbox move significantly

Nissan RB30 S1 Block Converter Kit Option:Block Converter Complete Kit Part #: PH 5225 P/Steering:RB30 Series 1 block converter to S2, allows for passenger side tensioner landing so that you can utilise your series 1 block for twin cam head applications. (Note kit includes 1 adapter plate and 1 Tensioner pulley post) Note: 30mm is the most common where as the 28mm is a rarer sizing Installation guide here > RB Block Pulley Conversion