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TR4 Speakers Installation

To: triumphs@autox.team.net
Subject: TR4 Speakers Installation
From: CarlSereda@aol.com
Date: Sat, 25 Dec 1999 16:52:17 EST
This might be Triumph-Standard sacraligious - but 20 years ago I cut two big 
holes and installed flush surface mounted Jensen coaxial 6"x9"s in the 
fiberboard panel in the back seating area just in front of the gas tank on my 
TR4. There is just enough cavity space in the lower two corners between the 
gas tank and body metal (with a little bending of a sheet metal lip). The 
speakers and flat finishing grilles stick out about 1 inch forward of the 
fiberboard panel so when I tuck in the hood sticks COVER (cover corners have 
6x9 corner notches cut out) everything finishes up FLUSH and looks like 
factory installed! The real benefit is I haven't lost any space on the back 
porch area and the speakers look like a pain to steal if they are at all even 
noticed hiding there!

The downside? It's certainly not a 60's stock setup, you have to cut 
irreversible 6"x9" corner holes in hood stick cover .. you have to cut holes 
in the fiberboard (approx 5"x8") ..you have to get a little creative bolting 
the speakers to the fiberboard (double nutting) to hold speakers at a one 
inch projection, you have to bend a little part of the sheet metal to fit the 
magnet end of speaker between tank and inner body sheet metal without hitting 
anything (at least for these big old Jensen coaxial speaker magnets) and 
finally you have to tuck in the cover around the two speakers (two flaps each 
speaker is all) each time you raise or lower the roof sticks. Oh and when I 
use the tonnue cover the speakers get muffled under there - but with the roof 
in up position the sound projects throughout the cabin quite well.

I think I am going to keep this set-up for my current restoration (going to 
cut new holes in a brand new hood stick cover) as I think it's about the best 
place for two big speakers. I've tried 'under dash' and 'side board' 
locations that didn't work out too well in the past. And I can't see cutting 
holes in my doors. Last year when the car was running I didn't really use the 
radio much when driving around - the TR4 motor sounds and swishing breezes 
sounded a lot better uninterupted by radio music that was trying too hard to 
be heard. If it was a 'daily driver' it might be a different story - we'll 
see in 2002!
Carl
'64 TR4 in restore mode

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