{"product_id":"kolbenschmidt-93928620-engine-piston","title":"Kolbenschmidt 93928620 Engine Piston","description":"\u003ch2\u003eKolbenschmidt Engine Piston 93928620 for Volkswagen 0.50 Repair Stage\u003c\/h2\u003e\u003cp\u003eKolbenschmidt part number 93928620 is an engine piston for select Volkswagen 1.8L applications that require a 0.50 repair stage. It is specified with an 81.51 mm cylinder bore, 31.9 mm compression height, and 0.025 mm piston clearance for precise engine rebuild work.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eKolbenschmidt engine piston, part number 93928620\u003c\/li\u003e\n\u003cli\u003eRepair stage: 0.50\u003c\/li\u003e\n\u003cli\u003eCylinder bore: 81.51 mm\u003c\/li\u003e\n\u003cli\u003eCompression height: 31.9 mm\u003c\/li\u003e\n\u003cli\u003ePiston clearance: 0.025 mm\u003c\/li\u003e\n\u003cli\u003ePiston protrusion: 1.3 mm\u003c\/li\u003e\n\u003cli\u003eLength: 62.2 mm\u003c\/li\u003e\n\u003cli\u003eRecess diameter: 56 mm\u003c\/li\u003e\n\u003cli\u003eRecess depth: 4.4 mm\u003c\/li\u003e\n\u003cli\u003eComponent numbers: 18680, 18738, 18994\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Kolbenschmidt piston is built for engine rebuilds that call for a 0.50 oversize repair stage and the listed dimensional specifications. The piston is identified by production number 081099 and cross-references OE-style part numbers 026 107 081 B and 026 107 081 D for the same application. Use 93928620 when matching bore size, compression height, and protrusion requirements during a Volkswagen engine overhaul.\u003c\/p\u003e\u003cp\u003eCompatible With Volkswagen Cabriolet, 1985-1993; Volkswagen Golf, 1985-1992; Volkswagen Jetta, 1985-1992; and Volkswagen Rabbit Convertible, 1984. These fitments are tied to the repair stage 0.50 specification and should be verified against the engine’s measured bore and piston clearance before assembly. Kolbenschmidt 93928620 is a direct-fit rebuild component for these Volkswagen applications when the engine calls for the listed dimensions.\u003c\/p\u003e\u003ch2\u003eWhat This Part Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWorn or scored cylinder walls during an engine rebuild\u003c\/li\u003e\n\u003cli\u003eLoss of compression from piston and bore wear\u003c\/li\u003e\n\u003cli\u003eExcessive piston-to-cylinder clearance\u003c\/li\u003e\n\u003cli\u003eRepair-stage machining that requires 0.50 oversize pistons\u003c\/li\u003e\n\u003cli\u003eDimensional mismatch in Volkswagen 1.8L rebuild work\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eConfirm cylinder bore measurement before installation.\u003c\/li\u003e\n\u003cli\u003eMatch the piston clearance and protrusion to the engine build specification.\u003c\/li\u003e\n\u003cli\u003eVerify recess depth and recess diameter against the original engine requirements.\u003c\/li\u003e\n\u003cli\u003eCheck all component numbers during parts matching for rebuild consistency.\u003c\/li\u003e\n\u003cli\u003eProfessional engine assembly and final measurement are recommended for this type of repair-stage piston.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eKolbenschmidt is a recognized engine component manufacturer, and this piston is produced to the listed dimensional specifications for rebuild accuracy. Part number 93928620 is intended for precise matching in Volkswagen engine repair applications.\u003c\/p\u003e","brand":"Kolbenschmidt","offers":[{"title":"Default Title","offer_id":52417910767797,"sku":"GXGD-93928620","price":78.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HL_93928620_Fro.jpg?v=1777805200","url":"https:\/\/www.partcatalog.com\/products\/kolbenschmidt-93928620-engine-piston","provider":"PartCatalog","version":"1.0","type":"link"}