{"product_id":"gfb-subaru-brz-toyota-86-scion-fr-s-lightweight-crank-pulley","title":"Go Fast Bits Lightweight Crank Pulley: Scion FR-S, Subaru BRZ \u0026 Toyota 86","description":"\u003ch3\u003eGo Fast Bits Lightweight Crank Pulley\u003c\/h3\u003e\u003cp\u003e2013–2021 Scion FR-S, Subaru BRZ, Toyota 86\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e2220\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Go Fast Bits Lightweight Crank Pulley is a precision-engineered performance upgrade designed specifically for the Scion FR-S, Subaru BRZ, and Toyota 86. This pulley kit reduces the rotating mass on the engine’s crankshaft, resulting in sharper throttle response and quicker acceleration without the need for additional modifications or tuning. Ideal for enthusiasts seeking a bolt-on enhancement, it delivers a more lively and willing engine feel, enhancing the driving experience on both street and track.\u003c\/p\u003e\u003cp\u003eBy significantly lowering the rotational inertia, this lightweight pulley allows the engine to rev more freely and respond faster to throttle inputs, making it an excellent upgrade for drivers who want to maximize their vehicle’s natural performance potential.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eEngineered for performance and reliability, the Go Fast Bits Lightweight Crank Pulley offers the following key benefits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUp to 85% reduction in rotating inertia for improved engine responsiveness\u003c\/li\u003e\n\u003cli\u003eSharper throttle response and enhanced engine \"urge\" for a more engaging drive\u003c\/li\u003e\n\u003cli\u003eManufactured from a single billet of high-grade 6061-T6 aluminum\u003c\/li\u003e\n\u003cli\u003ePrecision CNC machined to exacting tolerances for perfect fitment\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on installation with no supporting modifications or tuning required\u003c\/li\u003e\n\u003cli\u003eMaintains proper accessory drive performance with no negative effects\u003c\/li\u003e\n\u003cli\u003eDurable finish that resists corrosion and wear\u003c\/li\u003e\n\u003cli\u003eCompatible with stock and aftermarket accessories\u003c\/li\u003e\n\u003cli\u003eDesigned to avoid engine damage or reliability issues\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Design:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Go Fast Bits Lightweight Crank Pulley is crafted from a single billet of 6061-T6 aluminum, a material known for its excellent strength-to-weight ratio and durability. The billet is precision CNC machined to ensure exact dimensions and a perfect fit on the crankshaft, guaranteeing reliable operation and long-lasting performance. This meticulous manufacturing process eliminates the inconsistencies found in cast or stamped pulleys, providing a superior balance of weight reduction and structural integrity.\u003c\/p\u003e\u003cp\u003eThe lightweight design significantly reduces the rotating mass attached to the crankshaft, allowing the engine to accelerate and decelerate more quickly. Despite its reduced weight, the pulley maintains the necessary strength to drive all engine accessories without compromise, ensuring smooth and reliable operation.\u003c\/p\u003e\u003cp\u003ePerformance \u0026amp; Sound\u003c\/p\u003e\u003cp\u003eBy reducing the rotational inertia of the crank pulley, this upgrade allows the engine to rev more freely and respond faster to throttle inputs. Drivers will notice a more immediate and lively throttle response, making the engine feel more willing and energetic. While the pulley does not directly alter exhaust sound, the enhanced engine responsiveness contributes to a more engaging driving experience overall.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Fitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Go Fast Bits Lightweight Crank Pulley is designed for a straightforward, bolt-on installation on the Scion FR-S, Subaru BRZ, and Toyota 86 models from 2013 through 2021. No additional modifications, tuning, or supporting upgrades are required to enjoy the benefits of this pulley. Installation typically involves removing the factory crank pulley and replacing it with the lightweight unit using standard hand tools. It is recommended to follow the manufacturer’s torque specifications and installation procedures to ensure proper fitment and performance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOne Go Fast Bits Lightweight Crank Pulley (6061-T6 aluminum billet)\u003c\/li\u003e\n\u003cli\u003eInstallation hardware as required\u003c\/li\u003e\n\u003cli\u003eInstructions for proper installation and torque specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis lightweight crank pulley is ideal for enthusiasts and drivers who want to enhance throttle response and acceleration without extensive engine modifications. It suits daily drivers looking for a livelier feel, as well as track enthusiasts seeking a simple, reliable performance upgrade. Perfect for owners of the Scion FR-S, Subaru BRZ, and Toyota 86 who desire a bolt-on improvement that complements their vehicle’s naturally aspirated engine characteristics.\u003c\/p\u003e","brand":"Go Fast Bits","offers":[{"title":"Default Title","offer_id":51076252172584,"sku":"2220","price":180.45,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/9744\/0808\/files\/0000069_2472df4382b25cdd142f153b336b4d13_7c4a5454-9c89-4f7f-aeb7-1f120ab7b756.webp?v=1771647090","url":"https:\/\/fastscions.com\/products\/gfb-subaru-brz-toyota-86-scion-fr-s-lightweight-crank-pulley","provider":"FastScions","version":"1.0","type":"link"}