{"product_id":"harddrive-cylinder-80-shovelhead-rear-cylinder-820-51555","title":"Harddrive Cylinder - 80 Shovelhead Rear Cylinder — Harley-Davidson Electra Glide, Super Glide, Low Rider (1970-1984)","description":"\u003cp\u003eHarddrive cast iron rear cylinder for 80-cubic-inch Shovelhead engines, designed for stock replacement or big bore displacement increases. Sold individually and requires finish honing and piston matching before installation.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eCast iron construction\u003c\/li\u003e\n  \u003cli\u003ePowder-coated black finish with machined fins\u003c\/li\u003e\n  \u003cli\u003eSold individually — pair with matching front cylinder\u003c\/li\u003e\n  \u003cli\u003eRequires finish honing and piston matching (pistons sold separately)\u003c\/li\u003e\n  \u003cli\u003eOEM-style appearance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Harddrive\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 34-006\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 191361166648\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 8.7 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 8.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 8.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 12.56 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China (Taiwan)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits 80-cubic-inch Shovelhead V-twin engines. Must be paired with a matching front cylinder and new pistons for proper displacement and performance.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I install this cylinder by itself?\u003c\/h3\u003e\n\u003cp\u003eNo — cylinders must be purchased and installed as pairs (front and rear) and matched with new pistons for correct fit and compression.\u003c\/p\u003e\n\u003ch3\u003eDo I need to have this honed before installation?\u003c\/h3\u003e\n\u003cp\u003eYes. Finish honing is required to match your chosen pistons and ensure proper ring seal and engine durability.\u003c\/p\u003e\n\u003ch3\u003eAre pistons included?\u003c\/h3\u003e\n\u003cp\u003eNo — pistons are sold separately. You'll need to select pistons matched to your desired displacement and have them fit to this cylinder.\u003c\/p\u003e\n\u003ch3\u003eIs this suitable for a big bore build?\u003c\/h3\u003e\n\u003cp\u003eYes — this cylinder is ideal for displacement increases on Shovelhead engines when paired with larger pistons and proper machine work.\u003c\/p\u003e\n\u003ch3\u003eWhat finish does it come in?\u003c\/h3\u003e\n\u003cp\u003ePowder-coated black with machined aluminum fins for an OEM appearance.\u003c\/p\u003e","brand":"Harddrive","offers":[{"title":"Default Title","offer_id":53035426087023,"sku":"820-51555","price":227.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_d5cc887a-53f6-426c-a4e6-acdc9a53f774.png?v=1779561557","url":"https:\/\/vtwinbikers.com\/products\/harddrive-cylinder-80-shovelhead-rear-cylinder-820-51555","provider":"Vtwinbikers","version":"1.0","type":"link"}