{"product_id":"ross-nissan-rb20-rb25-rb26-head-drain-adaptor","title":"Ross Nissan RB20 \/ RB25 \/ RB26 Head Drain Adaptor","description":"\u003cp\u003eThe Ross head drain adaptor provides an additional oil return path for twin-cam Nissan RB20, RB25 and RB26 engines. It helps reduce oil collecting at the rear of the cylinder head, particularly with upgraded oil pumps or sustained high RPM use.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart number: 306000-16.\u003c\/li\u003e\n\u003cli\u003eInstalls in the rear cylinder-head core plug opening.\u003c\/li\u003e\n\u003cli\u003eInstallation requires two drilled and tapped M6 mounting holes.\u003c\/li\u003e\n\u003cli\u003eIncludes a compact AN-8 fitting and an internal mesh screen.\u003c\/li\u003e\n\u003cli\u003eRotatable design supports flexible hose routing and firewall clearance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eRoss recommends a suitably sized cylinder-head oil restrictor when upgrading the oil pump. Confirm plumbing and engine requirements with your engine builder.\u003c\/p\u003e","brand":"Ross Performance Parts","offers":[{"title":"Default Title","offer_id":62904177983569,"sku":"306000-16","price":97.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2115\/6365\/files\/ross-306000-16-rb-head-drain.jpg?v=1791921726","url":"https:\/\/longboostperformance.com\/products\/ross-nissan-rb20-rb25-rb26-head-drain-adaptor","provider":"LongBoost Performance Parts","version":"1.0","type":"link"}