Technical Help - Pre-1972 OPEN RESOURCE - no registration

The heavy-iron era. Carburettors and early mechanical injection. Chrome bumpers. Solid lifters. No electronics worth speaking of. The cars Steve drove.
Chassis covered: W108, W109, W110, W111, W113 (Pagoda), W114/W115 early, W198 SL

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Sticky: M129 vs M130 vs M180 - inline-six identification and what to ask before buying Started by Vasilios_Billy, 12-08-2014 08:42 PM	87	24,973	12-08-2014 08:42 PM by Hugo_Darlinghurst
W113 280SL Pagoda - timing chain rattle on cold start - 3 seconds then silent - is the tensioner gone Started by Banksia_Park_Berny, 12-08-2014 08:42 PM	18	1,372	23-03-2023 09:18 AM by Banksia_Park_Berny
W113 Pagoda hardtop seal failure - water in rear quarter - replacement seals now Started by Chris_K, 15-08-2016 04:18 PM	11	2,418	15-08-2016 04:18 PM by Chris_K
W111 280SE Coupe central locking - none of the doors lock anymore - vacuum pump or pillar reservoir Started by Hugo_Darlinghurst, 04-12-2011 02:48 PM	14	3,326	04-12-2011 02:48 PM by Vasilios_Billy
M100 6.3 air suspension accumulator spheres - sourcing now - is Bilstein still doing them Started by Hugo_Darlinghurst, 04-12-2011 02:48 PM	22	3,847	10-02-2025 04:18 PM by Cousin_Johnny_M
W198 Gullwing reproduction tail-light lenses - only one supplier worldwide - is the quality good Started by Hugo_Darlinghurst, 26-04-2024 10:48 AM	8	1,418	26-04-2024 03:48 PM by Hugo_Darlinghurst
Off the shelf radiator cap for a 66 250S - Trident / Supercheap / Repco equivalent Started by Boonie_W108, 11-11-2021 11:42 PM	9	1,847	12-11-2021 12:42 PM by Boonie_W108
Hey guys, who rebuilds mechanical fuel injection pumps? M130 low cylinder output Started by connor_m_chatswood, 18-06-2026 02:18 PM	12	1,392	22-06-2026 04:18 PM by connor_m_chatswood
Chasing W108 injectors M130 - DG8C45R2 - two dribbling not misting Started by heath_b_riverwood, 08-07-2019 02:18 PM	14	1,418	10-07-2019 04:42 PM by heath_b_riverwood
W109 lost all drive at lights - tail shaft spins diff but not wheels - airbags down Started by josh_t_caringbah, 22-08-2020 08:14 PM	8	2,128	26-08-2020 06:18 PM by Viktor_N
Where in Aus sells the bushes for the throttle linkage rod? Started by wade_b_mosman, 25-02-2019 02:42 PM	18	2,418	27-02-2019 09:42 AM by wade_b_mosman
Rebuilding brake system on 6.3 - rear caliper piston positioning in the socket Started by felix_w_newport, 29-08-2023 06:14 PM	11	1,699	01-09-2023 05:30 PM by Jim_HARDANA
Springs and shocks from other vehicles to stiffen up 108's - soggy ride Started by callum_b_concord, 03-07-2023 05:14 PM	22	4,847	05-07-2023 11:14 AM by callum_b_concord
The stick only moves forward and back - trick to these old shifters? New to Mercs Started by jordan_l_newtown, 14-10-2023 11:42 AM	7	847	15-10-2023 11:42 AM by Boonie_W108
In need of bushes for this brake assembly arm - WTB W108 Started by fraser_g_camperdown, 11-04-2019 11:42 AM	14	1,847	11-04-2019 05:58 PM by Jim_HARDANA
Australian company that supplies bushes for W109 - only finding Germany/USA Started by patrick_w_glenwood, 15-03-2020 09:14 AM	12	1,418	17-03-2020 11:42 AM by patrick_w_glenwood
Which leads should I use on W108 M130 280S? Bosch points and NGK plugs Started by evan_p_avalon, 19-06-2026 04:18 PM	9	986	22-06-2026 09:18 AM by evan_p_avalon
Just bought W108 012 sitting 15 years - where to find the build date? Started by tane_o_riverstone, 27-04-2022 11:42 AM	14	2,418	30-04-2022 09:14 AM by tane_o_riverstone
Just finished fixing the reverse lights on W108 - neutral safety switch knowledge Started by martin_p_burwood, 03-08-2022 04:18 PM	6	847	05-08-2022 11:14 AM by Boonie_W108
What is the firing order on 1969 W108 280SE? Diagram check Started by rohan_p_mosman, 05-09-2019 03:42 PM	5	1,516	07-09-2019 02:42 PM by rohan_p_mosman
Hi pressure line return and 3rd line on W108 steering box - can it be blocked off Started by shaun_c_kingsford, 25-05-2019 02:18 PM	11	1,847	27-05-2019 11:18 AM by shaun_c_kingsford
Any tips replacing these bushes - W108 diff swap in progress Started by lachlan_h_riverwood, 01-01-2019 09:42 AM	18	2,128	03-01-2019 05:30 PM by Con_K
Getting delivery of 1966 W108 250S - hasn't been driven 12 years - what to do first Started by leo_d_bankstown, 15-02-2025 10:18 AM	47	8,106	17-02-2025 11:14 AM by leo_d_bankstown
INAT 35/40 carbs on M130's - looking for a good rebuild kit Started by duncan_a_kingsford, 12-06-2026 09:18 AM	14	2,128	19-06-2026 06:42 PM by duncan_a_kingsford
And it's on club reg! Where is the alternator external reg - W108 280SE not charging Started by kieran_h_castle_hill, 04-07-2020 07:42 PM	8	1,221	07-07-2020 11:42 AM by kieran_h_castle_hill
What's everyone doin with these W108 vent tubes? Keep / remove? Started by owen_r_chatswood, 04-11-2018 04:42 PM	22	3,418	05-11-2018 11:18 AM by owen_r_chatswood
Radiator leak discovered - tank empties in 2 hours just sitting - W108 250S m108 Started by scott_h_caringbah, 04-12-2023 03:42 PM	11	1,847	08-12-2023 04:18 PM by scott_h_caringbah
Identifying breather pipe between rocker cover and air filter - W108 280S Started by james_p_pymble, 12-11-2022 07:14 PM	7	847	18-11-2022 06:42 PM by james_p_pymble
Fixing sills + tank filler rust + rear doors - 1968 W108 Melbourne Started by tony_v_warrandyte, 05-11-2019 11:42 AM	24	1,684	09-11-2019 06:14 PM by Boonie_W108
W108 ballast resistor - which side - I have.two and they look different Started by Viktor_N, 20-06-2026 11:18 PM	6	847	21-06-2026 09:18 AM by Viktor_N
Butterfly flaps on Zenith carburettor question - 35/40 INAT - one opening or both Started by peter_h_killara, 17-06-2026 04:42 PM	11	1,847	20-06-2026 02:14 AM by Boonie_W108

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