P/N 8902 Dual Mechanical Sender
P/N 8912 Dual Magnetic Pickup (3/4-16)
P/N 8922 Single Magnetic Pickup (5/8-18) Available through Aetna Engineering only.
Diesel
Lehman
(Ford)
All Engines 8902
Engine built after 1977 require the
Aetna Part No. 8619 tachometer drive
adapter.
Diesel Lugger All Engines 8912 N/A
Diesel MAN In-line 8902 N/A
Diesel MAN V-Engines 8902
An extension tachometer cable Aetna
Part No. 9212 is usually required.
Engine
Type
Engine Model Sender Comments
Diesel MAN 826 8912
It may be necessary to manufacture a
mounting plate for the magnetic pickup.
Diesel MAN 2840, 2842, 2848, 2866 & 2886 8912 N/A
Diesel MTU All Engines 8902 N/A
Diesel Perkins 1980 and earlier 8902 N/A
Diesel Perkins 4-236 & 6-354 8902
Perkins Part No. 8875 drive adapter
needed on 1980 and newer engines.
Diesel Perkins 4-107, 4-108 & M-800TI 8902 N/A
Diesel Perkins 4-154 N/A
Aetna Part No. 8709 Magnetic Sensor
must be used in lieu of SAE drive.
Diesel Perkins M-135, M225, M-300 & M30 8912 N/A
Diesel Volvo 70, 100 & 120 A or B Series 8902 N/A
Diesel Volvo 3, 6A, 17 & 30 8912 N/A
Diesel Volvo 31 & Up, 41 N/A
Aetna Part No. 8709 Magnetic Sensor
must be used in lieu of SAE drive.
Diesel Volvo
40, 60, 61 & Up, 71 & Up, 100C &
Up, 102, 121C & Up, 122, 2010 &
2020
N/A
Magnetic pickup already installed on
cam gear.
Diesel Volvo 42 & 43 N/A
Connect at blower box. Black wire is
ground and grey is signal
Diesel Volvo 2030 & 2040 N/A
Magnetic pickup already installed on
cam gear.
Diesel Yanmar All Engines N/A
A metric Magnetic pickup is already
installed on all engines.
Engine Type Engine Model Sender Comments