Only the most largest and slowest flowing heat exchangers are any where near 100% efficient.
Diesel intake heaters and flammable materials do not go together, diesels with intake heaters have warning stickers stuck all over the inside of the hood warning not to use starting fluid.
I figured you also might want to pre warm some or all of the air with coolant before it reached the carb. I had to retype my post yesterday because of my lousy internet connection and forgot to retype the part about preheating the air with coolant.
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1984 chevy suburban, custom made 6.5L diesel turbocharged with a Garrett T76 and Holset HE351VE, 22:1 compression 13psi of intercooled boost.
1989 firebird mostly stock. Aside from the 6-speed manual trans, corvette gen 5 front brakes, 1LE drive shaft, 4th Gen disc brake fbody rear end.
2011 leaf SL, white, portable 240v CHAdeMO, trailer hitch, new batt as of 2014.
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