Bringing our E30 out of hibernation

Race season has already kicked off and my teammates are looking to get back together and in our BMW E30. Last time it was on track was back in May 2019 and we weren’t terribly nice to her. The bottom pan ended up ventilated for maximum James Bond effect. By the time I had understood the extent of damage, replaced the oil pan and had the car back up and running we were in the beginning of COVID-19. So it has just been sitting in my back yard for the last few years. Time to understand what is the car’s current status.

Ouch

Not exactly what we wanted to see at the end of our last race. This luckily was just ‘superficial’ damage for the engine. I rebuilt it in 2020 and test started the car.

A rear view of Xin’s adventure over the burm between Thunderhill West and East.

Before starting (today)

  • Air filter clean? - Yup

  • Oil level? Good, but smells like fuel

    => must change

  • Spark plugs?  Fouled, but cylinders look good.  No rust or scoring

    => Replace spark plugs  (NGK R - ZGR5A)

  • Coolant level - very low

    => Drain water and refill

  • Battery? It is fine, sits on a tender in my garage

  • Crank with distributor disconnected for oil pressure

    => Holding off until finishing the above

Before driving

  • Flush brake system

  • Differential fluid

  • Transmission fluid

  • Grease brake slide pins

  • New  brake pads

  • Check rotors for damage and thickness

  • Torque

    • Differential bolts

    • Engine mounts

    • Suspension arms

    • Guibo bolts

    • Transmission bolts

Before racing

  • New Schroth 6 point harness

  • Seat certification or replace

  • Window net replace

  • New fire system or Recertify

  • Check hub play

  • New clock or timer, the old ones have sadly both died

  • GoPro mount and power


Need to order some parts and work through a bit of maintenance, but overall the car is in decent condition considering the neglect.

Next time I hope to flush the important fluids and get the car back to life.

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Brisk Morning Drive

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Dry Sump Planning LS Miata