High-Performance Engine Building Basics: Valve Spring Preparation and Installation

by | Jan 2014 | 3 comments

This series is as hands-on as possible, and informs you of subtleties you just won't find anywhere else.

Never assume that you are accurately measuring anything unless you’ve got standards to use for calibration. I want to know if my spring height ...

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Four Common High Mileage Repairs

Four Common High Mileage Repairs

Different terrain, temperatures, and road conditions affect vehicles differently. Here are some common problems found in high mileage Volvo vehicles. Like all cars, as Volvos get older and start to clock a lot of miles on the odometer, some common problems can start...

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3 Comments

  1. rleavy

    Thanks for an excellent article! I recently purchased a media tumbler and trying to polish a set of springs. I am using the walnut shells but I am curious as to what polishing agent you use and what the blend ratio would be.
    Thanks, Randy

    • Performance Technician

      Hi Randy,

      Thanks for your comment. We spoke with our technical editor, Greg, and here’s what he has to say:

      I use Dillon brass polishing compound, about a half bottle at a time (a lot more than they recommend) and I tumble for 24 hours….
      Dillon is a big reloader company for ammunition…http://www.dillonprecision.com
      Dillon Rapid Polish 290

      Hope that helps.

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Four Common High Mileage Repairs

Four Common High Mileage Repairs

Different terrain, temperatures, and road conditions affect vehicles differently. Here are some common problems found in high mileage Volvo vehicles. Like all cars, as Volvos get older and start to clock a lot of miles on the odometer, some common problems can start...

read more

3 Comments

  1. rleavy

    Thanks for an excellent article! I recently purchased a media tumbler and trying to polish a set of springs. I am using the walnut shells but I am curious as to what polishing agent you use and what the blend ratio would be.
    Thanks, Randy

    • Performance Technician

      Hi Randy,

      Thanks for your comment. We spoke with our technical editor, Greg, and here’s what he has to say:

      I use Dillon brass polishing compound, about a half bottle at a time (a lot more than they recommend) and I tumble for 24 hours….
      Dillon is a big reloader company for ammunition…http://www.dillonprecision.com
      Dillon Rapid Polish 290

      Hope that helps.

Submit a Comment