K20 - su Amazon AdRisparmia su K20. Spedizione gratis (vedi condizioni) K20: Complete Engines | eBay Shop huge inventory of K20 Swap, K20A2 Engine, K20 Transmission and more in Complete Engines on eBay. Find great deals and get free shipping. Skip to main content. Technical Information K20 Swap Wiring - Hondata Technical Information K20 Swap Wiring. Incorrect wiring is cause of many problems with engine swaps and you must follow the wiring diagram below.