[Pvt Parts]

Originally Posted by BlueOval Ralph

You can buy paint or tape kits that register temps.

Back in the early days of Pro Stock, Bob Glidden fabricated a small sump like kick out in his rear end housing that had a bung welded in it for a heating element similar to a water heater, only smaller. The heater was plugged in between rounds to keep the gear oil up to temp. That was long before synthetic gear oil was up to speed.