Diamond T radiator cap

A-8100-C 30-31 cap

$79.00

We restored a reproduction of the Diamond T radiator cap and made a pattern with the characteristic tail. We have also seen this on Oldsmobiles in the mid-1930s.

The originals are oxidized grey however we made this in brass

We make to order. Please allow adequate time for us to build.

Build time estimates [April 23, 2026]

Model Ts Brass 18 weeks

Model Ts Black 13 weeks

Model As 17 weeks

Heater cores ~11 weeks

1928-34 Ford Hot rods 2-3 weeks

Common street rods ~12-15 weeks

Tricky customs & complicated restorations ~20-25 weeks

We appreciate your patience as we continue to recruit and train new fabricators and manage the labor shortfall our country has been experiencing.