Oil Coolers / Oil Gauge Pipes & Oil Switches
Label Part No Description Quantity Comments
1 CAM4202 Oil gauge pipe, metal, block to hose 1 Use with [LINK]21A804[/LINK]/[LINK]FAM2807[/LINK]
1 21A804 Oil pipe. metal, gauge to [LINK]FAM2807[/LINK] rubber hose 1 See Page 101 - Speedo/Gauges
1 OL Oil gauge pipe one piece Nylon, 5 foot long (use with OA) 1 Alternative
1 C-AHT9 Braided oil gauge pipe one piece, 48” long (use with OA) 1
2 CAM6431 Block oil pressure union with washer, was 2A269 1 Original, use with [LINK]CAM4202[/LINK]
2 OA Block union for [LINK]OL[/LINK], [LINK]C-AHT9[/LINK] and fits in “T” piece 1
2 TP “T” piece to replace [LINK]CAM6431[/LINK] for pressure switch and oil pipe 1
3 6K464 Fibre washer, alternative to [LINK]2K4956[/LINK] 1 When required
4 GPS133 Oil pressure switch tapered, does not require washer 1
4 HPS3 Oil pressure switch, adjustable 15-60 psi 1
4 HPS1 Oil pressure switch (operates at 20-30lb pressure) 1 Performance part
5 C-ARH221 13 row oil cooler 1 Cooper ‘S’
5 MOC16ROW 16 row oil cooler - was C-ARO9809 1
5 MOC10ROW 10 row oil cooler 1
6 MOC1013 Complete oil cooler pipe kit with built in unions. Inertia starter 1 Mini -Not Pre engaged starter
6 MOC1015 Complete oil cooler pipe kit with built in unions (5/8”-1/4”NPT) 1 Longer pipes-when Pre engaged starter
6 MOC100102 Complete oil cooler pipe kit with built in unions, inertia starter 1 Clubman longer pipes
6 MOC1014 Complete oil cooler pipe kit with built in 11/16”unions 1 12A Engines 1991 on
6 C-AHT4 Competition braided hose kit with built in unions (5/8”-1/4”NPT) 1 Mini-Inertia starter only
6 MOC1017 Competition braided hose kit with built in unions (5/8”-1/4”NPT) 1 Longer pipes-when Pre engaged starter
6 C-AHT3 Competition braided hose kit with built in unions 1 Clubman - Inertia starter
7 MOC1 Original union for block, not required for hose kit 1 Was 21A1780 - 1/4”NPT filter thread
8 MOC2 Original union for filter, not required for hose kit 1 Was AHA6423 5/8”UNF block thread
9 21A1794 Original oil cooler brackets 2
10 24A1918 Front panel reinforcement strip when cooler fitted 1 Cooper ‘S’
11 24A1152 Grille distance pieces 12 N.L.A
Filter head unions were originally 1/4”npt.  Block unions were always 5/8”unf until 12A engine numbers from 1991 which changed to 11/16”unf on both block and filter head.

For No1. original oil pipe and hose at the gauge end, see Speedo/Gauge page 98.