{"product_id":"eastern-h-4275-020-cast-piston-ring-set-for-3-7-16-inch-bore-020-over-size","title":"Eastern H-4275-020 Cast Piston Ring Set For 3-7\/16 Bore.020 Over","description":"\u003cdiv\u003e\n\u003ch1\u003eEastern H-4275-020 Cast Piston Ring Set for 3-7\/16 Bore,.020 Over\u003c\/h1\u003e\n\u003cp\u003eReplace worn rings with a precision-engineered set built for a 3-7\/16 inch bore and an exact.020 over size, designed specifically for vintage Harley-Davidson ULH engines.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBore: 3-7\/16 inch\u003c\/li\u003e \u003cli\u003eOversize:.020\u003c\/li\u003e \u003cli\u003eCompression rings: 1\/16 inch thickness\u003c\/li\u003e \u003cli\u003eOil rings: 5\/32 inch thickness\u003c\/li\u003e \u003cli\u003eKit includes two pistons with one-piece oil rings\u003c\/li\u003e \u003cli\u003eCountry of origin: Japan\u003c\/li\u003e \u003cli\u003eProduct type: Side Valve\u003c\/li\u003e \u003cli\u003eFitment: Harley Davidson ULH models 1937–1948\u003c\/li\u003e \u003cli\u003ePrecision-engineered to meet OEM specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMade in Japan, this piston ring set is designed for easy installation and reliable performance in classic motorcycle restorations and rebuilds. It supports restoring engine compression and oil control while maintaining the authentic look and behavior of your ULH engine during maintenance or full engine work.\u003c\/p\u003eCast piston ring set is for a 3-7\/16 inch bore and is.020 over size. Features compression rings with a size of 1\/16 inch and oil rings with a size of 5\/32 inch. Set is for 2 pistons with a one piece oil ring.\n\u003cp\u003eUpgrade your vintage Harley Davidson ULH engine with the Eastern H-4275-020 cast piston ring set designed specifically for 3-7\/16 inch bore cylinders. This kit features high-quality components crafted in Japan, ensuring durability and reliable performance for classic motorcycle restorations and rebuilds. The set includes compression rings with a 1\/16 inch thickness and oil rings with a 5\/32 inch thickness, providing optimal sealing and oil control. Suitable for use with two pistons, each equipped with a one-piece oil ring, this set ensures proper fit and function in your engine rebuild process. The piston rings are precision-engineered to meet OEM specifications, helping restore engine compression and efficiency while maintaining the vintage integrity of your Harley Davidson ULH.\u003c\/p\u003e\n\u003cp\u003eDesigned for ease of installation, this piston ring kit is an essential component for restoring or maintaining the performance of your classic motorcycle engine. Made in Japan, it guarantees quality and consistent performance, making it a reliable choice for professional mechanics and DIY enthusiasts alike. Whether you're performing a full engine rebuild or replacing worn rings, this set provides the perfect combination of durability and compatibility for Harley Davidson ULH models from 1937 to 1946, ensuring your motorcycle runs smoothly and efficiently for years to come.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003ePiston Ring Set: For 3-7\/16 inch bore with.020 over size\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCompression Rings: 1\/16 inch thickness for optimal sealing\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eOil Rings: 5\/32 inch thickness for effective oil control\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCompatibility: Fits Harley Davidson ULH models from 1937 to 1946\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCountry of Origin: Japan ensures high-quality manufacturing\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eKit includes two pistons with one-piece oil rings\u003c\/li\u003e\u003c\/ul\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson ULH 1937\u003cbr\u003e\nHarley Davidson ULH 1938\u003cbr\u003e\nHarley Davidson ULH 1939\u003cbr\u003e\nHarley Davidson ULH 1940\u003cbr\u003e\nHarley Davidson ULH 1941\u003cbr\u003e\nHarley Davidson ULH 1942\u003cbr\u003e\nHarley Davidson ULH 1943\u003cbr\u003e\nHarley Davidson ULH 1944\u003cbr\u003e\nHarley Davidson ULH 1945\u003cbr\u003e\nHarley Davidson ULH 1946\u003cbr\u003e\nHarley Davidson ULH 1947\u003cbr\u003e\nHarley Davidson ULH 1948\u003c\/div\u003e","brand":"Eastern","offers":[{"title":"Default Title","offer_id":44652771344426,"sku":"11-2547","price":58.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/11-2547.jpg?v=1785878468","url":"https:\/\/atticusgoods.com\/products\/eastern-h-4275-020-cast-piston-ring-set-for-3-7-16-inch-bore-020-over-size","provider":"Atticus Goods","version":"1.0","type":"link"}