Dual 3-1/8 Gauges
ATA · 4 parts
Dual 3-1/8 Gauges brings together the parts, hardware, and consumables your maintenance program calls out for this system. Each listing shows its condition and the certification paperwork available for that part, from new PMA/OEM stock to overhauled and serviceable units, so you can confirm airworthiness before buying and request an FAA 8130-3 or manufacturer Certificate of Conformance where one applies.
Westach 3-1/8 Inch EGT / CHT Combo Gauge 3DA1
P/N 3DA1
NE
Westach
$207.58
Price and availability checked Oct 31, 2026 MST
In stock
Westach Dual EGT 3-1/8 Gauge 3DA2
P/N 3DA2
NE
Westach
$209.52
Price and availability checked Oct 31, 2026 MST
In stock
Westach Twin CHT Gauges 3DA8 3DA8
P/N 3DA8
NE
Westach
$211.41
Price and availability checked Oct 31, 2026 MST
In stock
Westach 3-1/8 Inch Dual EGT / RPM Gauge 3DA7-8A-2/6
P/N 3DA7-8A-2/6
NE
Westach
$193.85
Backorder
Westach 3-1/8 Inch EGT / CHT Combo Gauge 3DA1
NE
P/N 3DA1
Westach
$207.58
Price and availability checked Oct 31, 2026 MST
In stock
Westach Dual EGT 3-1/8 Gauge 3DA2
NE
P/N 3DA2
Westach
$209.52
Price and availability checked Oct 31, 2026 MST
In stock
Westach Twin CHT Gauges 3DA8 3DA8
NE
P/N 3DA8
Westach
$211.41
Price and availability checked Oct 31, 2026 MST
In stock
Westach 3-1/8 Inch Dual EGT / RPM Gauge 3DA7-8A-2/6
NE
P/N 3DA7-8A-2/6
Westach
$193.85
Backorder
Price check pending