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Old 08-26-2013, 09:16 AM
casioqv casioqv is offline
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Join Date: Apr 2010
Location: California
Posts: 153
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I made it no problem! I was so excited I yelled in joy when I hit the summit! Thanks for all the help and advice, I couldn't have done this without you guys. Now I get to spend a week sailing in the California Delta w/ my dad.

I climbed the grapevine at 3000-3500 rpm in 3rd gear most of the way, going down to second on the steepest bits. Peak temp was 102C when I floored it, but I could keep it under 100C. That's compared to 116C with no trailer last time I drove the same road. I think my cooling system can handle continuous full load at low speed without overheating.

After the grapevine, I was able to maintain 60mph in 4th gear, running the A/C and cruise control all the way to Sacramento and the engine stayed cool. I also never had to downshift once after getting past the grapevine. I was far from the slowest vehicle on the road. Once the weather got hot around noon power reduced a bit, and my speed dropped to 57mph.

Also, coming down the grapevine I didn't touch the brakes the whole way. With the A/C on at 3,000 rpm the D24T had enough engine braking to keep the speed constant. The brakes were cool to the touch at the bottom of the grade.
__________________
'84 760 D24T/M46
'86 Isuzu Trooper Turbo Diesel
'01 VW Golf TDI

Last edited by casioqv; 08-26-2013 at 09:20 AM.
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