{"product_id":"roller-barrel-itb-upgrade-set-for-3-stud-manifold-porsche-964-3-6ltr-1","title":"Roller Barrel ITB Upgrade Set for 3 Stud Manifold. Porsche 964 3.6ltr","description":"\u003cp\u003e\u003cb\u003eIndividual Throttle Bodies (ITB) Upgrade with ITG Normal Air Filter Set\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eTransform the character, responsiveness and visual appeal of your air-cooled Porsche with the Rennen by JSR Individual Roller Barrel Throttle Bodies (ITB) Upgrade for the Porsche 964 3.6ltr engine. Finished in a striking gunmetal coating and supplied with silver velocity stacks, ITG foam air filters, fuel rails machined for EV6 injectors and a precision-engineered mechanical throttle linkage system, this package delivers a perfect blend of motorsport-inspired performance and timeless Porsche styling.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFits:\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePorsche 964 (911) C2 1989-93\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePorsche 964 (911) C4 1989-93\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePorsche 964 (911) RS 3.6L 1991-93\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePorsche 964 (911) RS 3.8L 1991-93\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eUnlike conventional butterfly throttle body systems, Roller Barrel Throttle Bodies utilise a rotating barrel mechanism that provides an unobstructed airflow path at wide-open throttle. This design has its roots in top-level motorsport and is widely regarded as one of the most responsive and visually impressive induction systems available for naturally aspirated engines.\u003c\/p\u003e\n\u003cp\u003eFor Porsche enthusiasts seeking the ultimate driving experience, the Rennen by JSR Roller Barrel ITB system offers a combination of performance, sound and aesthetics that transforms the character of the Porsche 964 3.6ltr\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat Makes Roller Barrel Throttle Bodies Special?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eTraditional throttle bodies use butterfly plates that partially obstruct airflow even when fully open. Roller Barrel Throttle Bodies utilise a cylindrical rotating barrel that creates a straighter and less restrictive airflow path.\u003c\/p\u003e\n\u003cp\u003eThe result is:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eExceptional throttle response\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproved airflow efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced airflow turbulence\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnhanced engine breathing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncreased performance potential\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmoother airflow characteristics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMotorsport-inspired induction technology\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRoller barrel systems are renowned for delivering an incredibly direct connection between throttle input and engine response.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhy Upgrade to Individual Roller Barrel Throttle Bodies?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe Porsche 964's air-cooled flat-six engine responds exceptionally well to individual throttle body induction systems.\u003c\/p\u003e\n\u003cp\u003eWith each cylinder receiving its own dedicated airflow source, engine responsiveness is transformed.\u003c\/p\u003e\n\u003cp\u003eBenefits include:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eInstant throttle response\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSharper acceleration feel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproved airflow distribution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncreased induction efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnhanced engine character\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGreater tuning flexibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproved driver engagement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDistinctive motorsport induction sound\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe combination of Roller Barrel technology and individual throttle bodies creates one of the most desirable induction upgrades available for the Porsche 964 platform.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eMotorsport Styling with Premium Engineering\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe Rennen by JSR Roller Barrel ITB package is designed to look as impressive as it performs.\u003c\/p\u003e\n\u003cp\u003eFeaturing:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePremium gunmetal-finished throttle bodies\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSilver velocity stacks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eITG filters - Rennen normal version\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrecision mechanical throttle linkage\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eMotorsport-inspired induction architecture\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe result is a visually stunning engine bay that captures the appearance of classic Porsche race engines while incorporating modern engineering and manufacturing standards.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eMechanical Throttle Linkage for Maximum Driver Engagement\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eIncluded with the system is a precision-engineered mechanical throttle linkage assembly.\u003c\/p\u003e\n\u003cp\u003eUnlike electronic (drive by wire) throttle systems, the mechanical linkage provides:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDirect throttle actuation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExceptional pedal feel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImmediate engine response\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAccurate throttle modulation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePure analogue driving feedback\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMotorsport-inspired control\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis direct mechanical connection is a key element of the driving experience and one of the reasons enthusiasts favour traditional ITB systems.\u003c\/p\u003e","brand":"Rennen Plus","offers":[{"title":"Default Title","offer_id":53625001541911,"sku":null,"price":0.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/6226\/3831\/files\/JSR53_2.webp?v=1783320212","url":"https:\/\/rennenplus.com.au\/products\/roller-barrel-itb-upgrade-set-for-3-stud-manifold-porsche-964-3-6ltr-1","provider":"Rennen Plus","version":"1.0","type":"link"}