| To: | scmills@tntech.edu, old-chevy-truck@egroups.com, oletrucks@autox.team.net |
|---|---|
| Subject: | Re: [oletrucks] What is a heat riser on a 3100 '49 |
| From: | L1Chevy@aol.com |
| Date: | Fri, 17 Nov 2000 11:07:37 EST |
I'm no expert, but I believe its a thermostatically controlled flap that opens when cold to divert exhaust heat to the intake manifold. Our weather here in WA is pretty mild and I disabled mine when I split the exhaust manifold....didnt seem to make any difference... Dave Koon '51 3100 oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959 |
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