1988
Approximately 170lbs. depending on electric start or manual.
o.39 in
This page will tell you anything about the model you might have http://store.brownspoint.com/NGKsparkplugs.asp
50:1, I usually put 400mL into a 20L jerry can.
DT40 refers to a specific model of outboard engine produced by Suzuki. The "DT" typically indicates that it is a two-stroke engine, while "40" denotes its horsepower rating of 40 HP. This model is known for its reliability and performance in various boating conditions.
Blue engine 1980-1982 Light gray engine 1983-1988 Gray engine 1989-1996 DT40 Model/Kode '80 G, '81 J, '82 VZ, '83 QD, '84 VE, '85 VF, '86 VG, '87 VH, '88 VJ, '89 VK, '90 VL, '91 VM, '92 VN, '93 VP, '94 VR, '95 VS, '96 VT Source: http://www.outboardrepairs.com/topics/006649.html
Please consult your dealer for this information that way you know it is correctHere is what I could findSUZUKI MARINE ENGINES Spark PlugsEngine......Model......Year......Standard Plug.........Premium Plug 2-cyl..........DT40......82-80.....NGK4322 (BR8HS)...NGK7001 (Iridium BR8HIX)2-cyl..........DT40c.....92-84....NGK5510 (B8HS)......NGK7001 (Iridium BR8HIX)2-cyl..........PU40......93..........NGK4322 (BR8HS).....NGK7001 (Iridium BR8HIX)3-cyl..........DT65......92-85.....NGK5510 (B8HS).......NGK7001 (Iridium BR8HIX)3-cyl..........DT75......96-93.....NGK4322 (BR8HS).....NGK7001 (Iridium BR8HIX)3-cyl..........DT85......93..........NGK4322 (BR8HS).....NGK7001 (Iridium BR8HIX)3-cyl..........PU55......93-89.....NGK5510 (B8HS).......NGK7001 (Iridium BR8HIX)3-cyl..........PU85......93-89.....NGK5510 (B8HS).......NGK7001 (Iridium BR8HIX)4-cyl..........DT115....00-98.....NGK4322 (BR8HS).....NGK7001 (Iridium BR8HIX)4-cyl..........DT115....90-81.....NGK5510 (B8HS).......NGK7001 (Iridium BR8HIX)4-cyl.4-Stroke....DF115....04-01.....N/A..........................NGK6418 (Iridium BKR6EIX)4-cyl.4-Stroke....DF115....04-01....NGK7092 (BKR6EGP)..N/A4-cyl.4-Stroke....DF60......04-98....NGK4008....................NGK6637 (Iridium BPR6EIX)4-cyl.4-Stroke....DF60......04-98....NGK7084....................N/A4-cyl.4-Stroke....DF70......04-98....NGK4008...................NGK6637 (Iridium BPR6EIX)4-cyl.4-Stroke....DF70......04-98....NGK7084...................N/AALL............DF4........04-03....NGK4008...................NGK6637 (Iridium BPR6EIX)ALL............DF4........04-03....NGK7084...................N/AALL............DF6........04-03....NGK4008...................NGK6637 (Iridium BPR6EIX)ALL............DF6........04-03....NGK7084...................N/AALL............DT4........87-85....NGK7331 (BP6HS).....NGK3419 (Iridium BR6HIX)V6.............DF225.....04.........N/A............................NGK6418 (Iridium BKR6EIX)V6.............DF225.....04.........NGK7092 (BKR6EGP)..N/AHope This Helps.