Prestone® Extended Life 5/150 Antifreeze/Coolnt it appears to be compatable with DEX-COOL and Honda engines... http://www.prestone.com ---------------------------------------- http://www.evanscooling.com/main27.htm ---------------------------------------- Shell Rotella ELC, silicate-free, ---------------------------------------- Havoline Extended life (DexCool type) which is silicate-free http://www.havoline.com/products/na/antifreeze.html ---------------------------------------- Any automotive non-silicate, non-nitrite antifreeze http://faq.f650.com/FAQs/Coolant_Change_FAQ.htm ---------------------------------------- prestone extended life http://www.vfrdiscussion.com/forum/lofiversion/index.php/t11369.html ---------------------------------------- Honda coolant, type 2, (type 1 is silicate based), comes in a 4 liter jug, long life coolant. Refrences: http://pages.infinit.net/mcrides/engine_tech/engine_coolant.htm