Turbocharger rebuild kit for IHI RHC6 turbo units. The IHI RHC6 turbocharger was used on General Motors 6.5 liter diesel engines from 1991 to 2000. The RHC6 was also referred to as the GM1, GM3, GM4, GM5 and GM8 turbocharger. This kits contains all you need to rebuild your turbo. Buyer pays $4.45 shipping to US and Canada. Paypal and Google Checkout accepted.