Proflow Water Neck, Billet Aluminium Thermostat Housing, For Nissan & Holden RB3 Exhaust Components These kits are designed to

These kits are designed to be welded or clamped into an existing exhaust

- Overall height (Carb pad to bottom of manifold) is 122mm (Ensure to Check Bonnet Clearance)

Billet Radiator Cap Cover

Alternator One Wire

Easy to install and adjust

Proflow Water Neck, Billet Aluminium Thermostat Housing, For Nissan & Holden RB3 Exhaust Components These kits are designed toPart Number : PFETH 817S Proflow's RB billet aluminium thermostat housing is designed to to suit Nissan RB20, RB25 and RB30 engines, replacing the factory thermostat housing completely. It also features a 16AN ORB thread so you can run custom braided hose. Supplied with replacement gaskets and bolts.