{"product_id":"sp90a-2-aluminum-flywheel-135-tooth","title":"SP90A-2 Aluminum Flywheel, 135-Tooth","description":"The SPEC SP90A-2 is a performance aluminum flywheel engineered specifically for Porsche 997.1 S and C4S models equipped with a 3.8L engine, covering model years 2005 through 2008. This single-mass flywheel is constructed from lightweight aluminum and features a 135-tooth count, ensuring compatibility with your vehicle's starter system.\n\nThe SP90A-2 is diamond ground to industry-leading tolerances of .001 inches. This precision machining guarantees a perfectly flat seating surface for optimal clutch engagement and smooth rotational characteristics, contributing to overall drivetrain balance and performance. The flywheel includes self-locking fasteners for secure installation.\n\nThis SPEC flywheel is designed as a direct replacement and upgrade for the stock unit, aiming to improve throttle response and potentially reduce rotational mass for quicker acceleration. Its construction provides a durable and reliable component for both street and track applications.","brand":"SPEC","offers":[{"title":"Default Title","offer_id":52866354479416,"sku":"SPECSP90A-2","price":807.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687685240.jpg?v=1787906842","url":"https:\/\/store.motormia.co\/products\/sp90a-2-aluminum-flywheel-135-tooth","provider":"MOTORMIA","version":"1.0","type":"link"}