They can be.
Some replacement, reconditioned or exchange products may have a deposit or surcharge attached to them and may require you to return your old unit. The conditions vary between products, so check the individual listing for the current exchange terms, what's supplied and what needs to be returned.
If you're unsure about any of the exchange conditions, get in touch with the JK team before ordering.
VW Type 3, Engine, Reconditioned Engines
Exceptional reconditioned engines for all Volkswagen Type 3 Variants (Squareback), Fastbacks and Notchbacks. Just Kampers only supply units from the leading VW engine remanufacturers, VEGE and TES. We offer 1600cc air-cooled twin-port engines for VW Type 3's... Scroll down for full listings or search for specific Type 3 engines using the search box at the very top of this page.