Differential torque rods

PostPost by: Frankster1955 » Wed Apr 20, 2022 12:09 pm

Having my elan engine rebuilt to 160 hp. TTR and DBean and elantrikbits have DTR for sale. Which? Installation helps ?. Your experience?
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PostPost by: mbell » Wed Apr 20, 2022 6:40 pm

160BHP isn't anything that will cause issue with the standard rods. So I'd just buy them from whoever was cheapest/easiest.

Fitting is easy, slide into diff first, then on to chassis and tighten fasteners up. Worth carefully checking the chassis mount area for cracks/damage first, as not unheard of to have damage and need repairs first. Will also need bushes for diff end, same bushes as for front anti-roll and available in rubber or poly.
'73 +2 130/5 RHD, now on the road and very slowly rolling though a "restoration"
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PostPost by: USA64 » Thu Apr 21, 2022 1:25 am

Correct me if I'm wrong but I believe they are handed too; although you wouldn't think so to look at them. :?
We are supposed to be having fun, are we not?
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PostPost by: rgh0 » Thu Apr 21, 2022 4:24 am

You also need to have a diff stiffening top bracket if you dont have already

cheers
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PostPost by: Lotusian » Thu Apr 21, 2022 6:12 am

They’re definitely handed, but don’t look it until you try to fit them. Then it all makes sense.
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PostPost by: bitsobrits » Thu Apr 21, 2022 12:19 pm

If your chassis doesn't have welded in bolts to fasten the forward end of the torque rods, you may want to consider making up a bolt plate to spread the mounting load a bit. Something like 1.5" long by 1" wide (or whatever the height of the chassis flange is) by 10 or 12 gauge steel, hole drilled in center for mounting bolt with bolt head welded to the plate. Fit it from the backside. Or weld in a reinforcing plate similar to the 26R chassis. Also note the torque rods typically are designed for a rounded face 'washer' at the forward end to help locate and stabilize that joint. You want that front bolted joint to be as solid as possible to prevent chassis flex/cracking there.
Steve

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Elan S3 1967 FHC pre airflow

Formerly:
Elan S1 1964
Elan S3 1966 FHC pre airflow
Elan S3 1967 FHC airflow
Elan S4 1969 FHC
Europa S2 1970
Esprit S2 1979
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