From engine numbers
1833996
2068242
17047
1808179
361952
139435
The engines are fitted with improved coil brackets
Earlier assembly
(1) coil bracket: Part No. 5971.43
(2) coil bracket plate - air hose bracket: Part No. 5971.41
(2) coil bracket plate - air hose bracket: Part No. 5971.48
(3) securing bolt(s) Part No. 6923.81 (quantity 5)
Later assembly
(1) improved coil bracket: Part No. 5971.50
(2) air hose bracket: Part No. 1426.Q3
(3) bolt: Part No. 6923.81 (quantity 3)
(4) bolt: Part No. 6923.A7 (quantity 2)
(5) bolt: Part No. 6922.54 (quantity 1)
Interchangeability
The earlier coil bracket and the improved bracket are interchangeable on condition that the corresponding air hose bracket is fitted