1984 Motorcycle Fuel Economy Guide

Sep 21, 2016 Michael Le Pard MPG Guide, News

Published October 6, 2025 by , Editor‑in‑Chief

1984 Motorcycle and Scooter Models

A guide to motorcycle gas mileage (MPG and L/100km) and efficiency.
1984 Motorcycle MPG Fuel Economy Guide
World Changing Event: Ronald Regan was re-elected as President of the USA (he was in office from 1981-1989) – He began a career as an actor, first in films and later television. Elected US President in 1981, Reagan implemented sweeping new political and economic initiatives. His supply-side economic policies, dubbed “Reaganomics”, advocated reducing tax rates to spur economic growth, controlling the money supply to reduce inflation, deregulation of the economy, and reducing government spending. In his first term he survived an assassination attempt, took a hard line against labor unions, and ordered an invasion of Grenada. He was reelected in a landslide in 1984, proclaiming that it was “Morning in America”. His second term was primarily marked by foreign matters, such as the ending of the Cold War, the 1986 bombing of Libya, and the revelation of the Iran-Contra affair. Publicly describing the Soviet Union as an “evil empire”, he supported anti-communist movements worldwide and spent his first term forgoing the strategy of détente by ordering a massive military buildup in an arms race with the USSR. Reagan negotiated with General Secretary of the Communist Party of the Soviet Union Mikhail Gorbachev, culminating in the INF Treaty and the decrease of both countries’ nuclear arsenals.



1984 Motorcycle and Scooter Model Data

Year Make Model Engine (cc) MPG (US) L/100km Horsepower Seat Height Weight
1984 Aprilia RX125 124 76 3.1 10 hp 31.1 in 265 lb
1984 Aprilia RX250 246 60 3.9 28 hp 34.3 in 300 lb
1984 Benelli 125 Sport 125 70 3.4 12 hp 31.1 in 265 lb
1984 Benelli 250 2C 231 60 3.9 22 hp 31.5 in 320 lb
1984 Benelli 304 231 60 3.9 27 hp 31.5 in 330 lb
1984 Benelli 654 Sport 604 57 4.1 50 hp 31.5 in 405 lb
1984 Benelli 900 Sei 905 38 6.2 80 hp 31.9 in 485 lb
1984 Bimota KB2 Laser 550 44 5.3 63 hp 31.1 in 360 lb
1984 Bimota SB5 997 39 6.0 120 hp 31.5 in 430 lb
1984 BMW K100 987 47 5.0 90 hp 31.5 in 530 lb
1984 BMW K100RS 987 47 5.0 90 hp 31.5 in 540 lb
1984 BMW K100RT 987 47 5.0 90 hp 31.5 in 540 lb
1984 BMW K100LT 987 47 5.0 90 hp 30.3 in 650 lb
1984 BMW R65 649 51.5 4.6 45 hp 31.5 in 460 lb
1984 BMW R65LS 649 51.5 4.6 45 hp 31.5 in 460 lb
1984 BMW R80 797 47 5.0 50 hp 31.5 in 480 lb
1984 BMW R80GS 797 47 5.0 50 hp 33.1 in 480 lb
1984 BMW R80GS Paris‑Dakar 797 45 5.2 50 hp 33.1 in 490 lb
1984 BMW R80RT 797 47 5.0 50 hp 31.5 in 500 lb
1984 BMW R100RS 979 42 5.6 60 hp 31.5 in 525 lb
1984 Buell RR1000 1000 40 5.9 78 hp 31.9 in 460 lb
1984 Cagiva 650 Alazzurra 649 57 4.1 53 hp 31.5 in 400 lb
1984 Cagiva 650 Alazzurra (reduced effect) 649 59 4.0 47 hp 31.5 in 400 lb
1984 Chang‑Jiang 750 BG (sidecar) 745 45 5.2 24 hp 31.5 in 500 lb
1984 Dnepr MT‑10 (sidecar) 650 48 4.9 30 hp 31.5 in 520 lb
1984 Dnepr MT‑12 (sidecar) 745 47 5.0 32 hp 31.5 in 540 lb
1984 Ducati 1000 S2 973 40 5.9 84 hp 31.5 in 465 lb
1984 Ducati 1000 SS Hailwood Replica 973 40 5.9 84 hp 31.5 in 470 lb
1984 Ducati 900 SS Hailwood Replica 864 42 5.6 68 hp 31.3 in 455 lb
1984 Ducati 600 SL Pantah 581 55 4.3 50 hp 31.1 in 395 lb
1984 Enfield Bullet 350 346 90 2.6 18 hp 31.5 in 360 lb
1984 Fantic 125 Strada LC 124 70 3.4 20 hp 32.3 in 255 lb
1984 Garelli XR125 Tiger 123 78 3.0 11 hp 32.3 in 240 lb
1984 Gilera RX125 Arizona 124 74 3.2 14 hp 32.3 in 275 lb
1984 Gilera RV200 183 65 3.6 18 hp 31.3 in 310 lb
1984 Harley‑Davidson FLH Electra Glide 1337 41.5 5.7 67 hp 28.0 in 785 lb
1984 Harley‑Davidson FLHS Electra Glide Sport 1337 42.5 5.5 67 hp 28.0 in 780 lb
1984 Harley‑Davidson FLHTC Electra Glide Classic 1337 42.5 5.5 67 hp 28.0 in 791 lb
1984 Harley‑Davidson FLHX Electra Glide Special 1337 42 5.6 67 hp 28.0 in 790 lb
1984 Harley‑Davidson FLTC Tour Glide Classic 1337 43 5.5 67 hp 28.0 in 785 lb
1984 Harley‑Davidson FXE Super Glide 1337 41.5 5.7 67 hp 27.8 in 640 lb
1984 Harley‑Davidson FXEF Fat Bob 1337 44 5.3 67 hp 27.8 in 640 lb
1984 Harley‑Davidson FXRS Low Glide 1337 44 5.3 67 hp 27.6 in 650 lb
1984 Harley‑Davidson FXRT Sport Glide 1337 44 5.3 67 hp 27.6 in 650 lb
1984 Harley‑Davidson FXSB Low Rider 1337 44 5.3 67 hp 27.6 in 650 lb
1984 Harley‑Davidson FXST Softail 1337 44 5.3 67 hp 26.8 in 650 lb
1984 Harley‑Davidson FXWG Wide Glide 1337 42.5 5.5 67 hp 27.8 in 650 lb
1984 Harley‑Davidson XLH 1000 Sportster 997 49 4.8 61 hp 28.0 in 520 lb
1984 Harley‑Davidson XLS 1000 Roadster 997 51.5 4.6 55 hp 28.0 in 525 lb
1984 Harley‑Davidson XLX 1000 997 48 4.9 58 hp 28.0 in 520 lb
1984 Harley‑Davidson XR1000 1000 32 7.3 70 hp 30.1 in 500 lb
1984 Hercules K125 Military 124 75 3.1 12 hp 32.3 in 260 lb
1984 Honda GL1200 DX Gold Wing (Standard) 1182 47 5.0 94 hp 31.1 in 599 lb
1984 Honda GL1200 Aspencade 1182 45 5.2 94 hp 30.7 in 728 lb
1984 Honda GL1200 Interstate 1182 43 5.5 94 hp 30.7 in 699 lb
1984 Honda CB650SC Nighthawk 655 49.5 4.7 70 hp 31.1 in 460 lb
1984 Honda CB700SC Nighthawk S 696 50.5 4.7 75 hp 31.3 in 475 lb
1984 Honda CM450SC Nighthawk 450 447 55 4.3 43 hp 30.7 in 390 lb
1984 Honda CT110 105 79 3.0 7 hp 31.1 in 200 lb
1984 Honda VF500F Interceptor 498 55 4.3 70 hp 30.7 in 390 lb
1984 Honda VF700F Interceptor 699 51.5 4.6 82 hp 31.3 in 460 lb
1984 Honda VF750F Interceptor 748 48 4.9 100 hp 31.7 in 480 lb
1984 Honda VT500C Shadow 491 65.5 3.6 44 hp 29.1 in 420 lb
1984 Honda VT500FT Ascot 491 68 3.5 44 hp 31.1 in 410 lb
1984 Honda VT700C Shadow 699 57 4.1 62 hp 28.7 in 470 lb
1984 Honda XL125S 124 76.5 3.1 10 hp 31.1 in 240 lb
1984 Honda XL250R 249 65.5 3.6 22 hp 34.1 in 280 lb
1984 Honda XL350R 349 53.5 4.4 33 hp 36.4 in 265 lb
1984 Honda XR250R 249 65.5 3.6 24 hp 35.0 in 260 lb
1984 Honda Z50R 49 77.5 3.0 4 hp 22.0 in 110 lb
1984 Kawasaki EN450 454 LTD 454 61.5 3.8 50 hp 27.6 in 390 lb
1984 Kawasaki KD80 80 75.5 3.1 9 hp 28.7 in 160 lb
1984 Kawasaki KDX200 198 81 2.9 24 hp 36.0 in 225 lb
1984 Kawasaki KE100 99 73.5 3.2 11 hp 31.1 in 211 lb
1984 Kawasaki KE125 123 67 3.5 12 hp 32.3 in 240 lb
1984 Kawasaki KX400 398 53.5 4.4 40 hp 36.0 in 240 lb
1984 Kawasaki KZ440 443 57 4.1 38 hp 31.5 in 415 lb
1984 Kawasaki KZ500 498 56 4.2 50 hp 31.7 in 420 lb
1984 Kawasaki KZ550 549 55 4.3 49 hp 31.5 in 420 lb
1984 Kawasaki KZ750 738 55 4.3 67 hp 31.7 in 470 lb
1984 Kawasaki KZ900 908 47 5.0 90 hp 31.7 in 520 lb
1984 Kawasaki Z1000 998 42 5.6 92 hp 31.7 in 540 lb
1984 Kawasaki GPz550 553 46 5.1 65 hp 31.6 in 461 lb
1984 Kawasaki Ninja ZX900 908 41.5 5.7 115 hp 31.5 in 505 lb
1984 Moto Guzzi California II 850 844 46 5.1 70 hp 30.7 in 560 lb
1984 MZ TS125 123 67 3.5 11 hp 31.1 in 240 lb
1984 Piaggio Vespa PX125E 124 85 2.8 10 hp 31.1 in 240 lb
1984 Piaggio Vespa PX150E 149 80 3.0 9 hp 31.1 in 245 lb
1984 Piaggio Vespa PX200E 198 75 3.1 12 hp 31.1 in 250 lb
1984 Suzuki DR500 497 55 4.3 40 hp 35.8 in 310 lb
1984 Suzuki GN125 125 87.5 2.7 10 hp 30.7 in 275 lb
1984 Suzuki GN250 249 72.5 3.2 20 hp 30.7 in 300 lb
1984 Suzuki GS400 399 57 4.1 36 hp 30.9 in 380 lb
1984 Suzuki GS550 549 59 4.0 49 hp 31.5 in 420 lb
1984 Suzuki GS650 Tempter 652 52.5 4.5 50 hp 30.9 in 435 lb
1984 Suzuki GS850G 843 53.5 4.4 80 hp 31.7 in 510 lb
1984 Suzuki GS1100 1075 44.5 5.3 95 hp 31.7 in 540 lb
1984 Yamaha FJ1100 1101 42.5 5.5 125 hp 31.7 in 518 lb
1984 Yamaha FJ600 598 56 4.2 72 hp 31.3 in 441 lb
1984 Yamaha SR400 399 61.5 3.8 33 hp 31.1 in 380 lb
1984 Yamaha SR500 499 58 4.1 33 hp 31.3 in 395 lb
1984 Yamaha TT550 558 56 4.2 38 hp 35.8 in 290 lb
1984 Yamaha TT600 595 56 4.2 43 hp 35.8 in 309 lb
1984 Yamaha XJ600 598 56 4.2 61 hp 31.1 in 430 lb
1984 Yamaha XJ900 891 49.5 4.7 90 hp 31.7 in 509 lb
1984 Yamaha XT550 558 56 4.2 38 hp 35.0 in 285 lb
1984 Yamaha XT600 Ténéré 595 56 4.2 43 hp 34.6 in 343 lb
1984 Yamaha Virago 535 535 61.5 3.8 40 hp 28.1 in 425 lb
1984 Yamaha Virago 700 699 56 4.2 50 hp 28.5 in 505 lb
1984 Yamaha Virago 1000 981 47 5.0 62 hp 28.5 in 520 lb
1984 Aprilia ETX350 349 60 3.9 30 hp 33.9 in 320 lb
1984 Aprilia Tuareg Rally 125 124 74 3.2 14 hp 32.3 in 275 lb
1984 Benelli 654 T 604 58 4.0 50 hp 31.5 in 405 lb
1984 BMW K100RS Motorsport 987 47 5.0 90 hp 31.5 in 540 lb
1984 BMW K75 (prototype/early) 740 49.5 4.7 68 hp 31.1 in 474 lb
1984 Cagiva Alazzurra 350 349 60 3.9 30 hp 31.5 in 380 lb
1984 CZ 175 Trail 173 69 3.4 12 hp 31.1 in 285 lb
1984 Ducati 750 F1 (early) 748 44 5.3 76 hp 31.5 in 400 lb
1984 Ducati Pantah 500SL 499 58 4.1 45 hp 31.1 in 385 lb
1984 Gilera NGR250 249 52 4.5 30 hp 31.5 in 360 lb
1984 Harley‑Davidson FXSB Low Rider Belt 1337 44 5.3 67 hp 27.6 in 650 lb
1984 Harley‑Davidson XLH 1000 Sportster (Ironhead) 997 49 4.8 61 hp 28.0 in 520 lb
1984 Honda CBX550F 572 54 4.4 56 hp 31.5 in 420 lb
1984 Honda CBX550F2 572 54 4.4 56 hp 31.5 in 425 lb
1984 Honda CBX550F (reduced effect) 572 56 4.2 50 hp 31.5 in 420 lb
1984 Honda CB125T2 124 85 2.8 13 hp 31.1 in 275 lb
1984 Honda CB250RS 248 67 3.5 26 hp 31.5 in 320 lb
1984 Honda CM125C 124 85 2.8 10 hp 28.7 in 255 lb
1984 Honda CH125 Elite 124 78 3.0 11 hp 29.9 in 240 lb
1984 Honda CH250 Elite/Spacy 249 72 3.3 19 hp 29.9 in 240 lb
1984 Kawasaki GPz750 Turbo 738 42 5.6 95 hp 31.7 in 505 lb
1984 Kawasaki GPz1100 1089 40 5.9 108 hp 31.7 in 560 lb
1984 Suzuki GSX750ES 747 48 4.9 84 hp 31.5 in 480 lb
1984 Suzuki GSX1100EFE 1135 42 5.6 113 hp 31.5 in 540 lb
1984 Yamaha RZ350 Kenny Roberts Replica 347 52 4.5 55 hp 31.1 in 370 lb
1984 Yamaha RZ500 (RD500LC) 499 38 6.2 88 hp 31.5 in 430 lb
1984 Yamaha SRX400 399 58 4.1 33 hp 31.1 in 380 lb
1984 Yamaha SRX600 595 56 4.2 43 hp 33.9 in 390 lb

1984 Best & Worst Fuel Economy Performers

Top 10 Best MPG (1984)
Honda CT110 ~79 MPG
Kawasaki KDX200 ~81 MPG
Honda XL80S / XR80 ~74–75 MPG
Kawasaki KE100 ~73–74 MPG
Honda VT500 family ~62–68 MPG
Suzuki GN125 ~87–88 MPG
Suzuki GN250 ~72–73 MPG
Yamaha SR400 ~61–62 MPG
Honda Z50R ~77–78 MPG
BMW K‑series (K100) ~47–50 MPG

 

Bottom 10 Worst MPG (1984)
Harley‑Davidson XR1000 ~32 MPG
Honda Gold Wing GL1200 (loaded) ~38–47 MPG
Kawasaki Z1000 / ZX900 class ~41–42 MPG
Yamaha FJ1100 ~42–43 MPG
Suzuki GS1100 ~44–45 MPG
Moto Guzzi California II ~46 MPG
BMW R100RS ~42 MPG
Harley FL touring family ~41–43 MPG
Ducati 1000 S2 / Hailwood Replica ~40–42 MPG
Kawasaki GPz performance range ~45–46 MPG

 

1984 Fuel Economy Myth‑Busters

  • Small two‑strokes can be frugal: 50–125cc commuters routinely delivered 60–100+ MPG in urban duty despite higher emissions.
  • Tourers can sip: GL1200, K100/K‑series, and Concours‑class machines hold mid‑30s to ~50 MPG with smooth throttle and clean aero; owner spreads are normal.
  • Pace dominates MPG: FJ/GPz/Interceptor families stay mid‑40s to low‑50s off‑track with gentle roll‑ons and sub‑high‑RPM cruising.
  • ADV drag matters: Boxes, knobbies, and tall screens on GS/XL/XR/KDX reduce economy; de‑dragging recovers several MPG.
  • Carb health is king: Balanced carbs, correct jetting, and fresh plugs often recover 3–8 MPG on carb‑era machines.

 

1984 Fuel Economy Strategies

  • Commute class: 50–300cc singles/scooters (CT/XL/GN/Vespa PX) sustain 70–95 MPG with proper pressures, chain care, and clean filters.
  • Touring discipline: GL1200, K100LT, Concours hold mid‑30s to ~50 MPG at 60–70 mph cruise, light luggage, and tidy aero; carb sync pays off.
  • ADV setup: GS/XL/XR/KDX recover MPG by reducing aero drag, avoiding oversized knobbies for long pavement stints, and steady pacing.
  • Performance pacing: FJ/GPz/Interceptor respond to short‑shifting and smooth throttle; expect mid‑40s to low‑50s MPG off‑track.
  • Maintenance multipliers: Fresh plugs, balanced carbs, chain alignment, and wheel bearings reduce parasitic losses on carb‑era bikes.

 

What Was New and Popular in 1984 Motorcycles

1984 expanded sport‑touring (FJ1100, Interceptor/VF family), matured the GL1200 platform (including the one‑year Standard), and kept dual‑sport practicality ascendant (GS/XL/XR). Japanese innovation led breadth and performance, while European and American makes sustained iconic niches.

  • Sport‑tour momentum: Yamaha FJ1100 and Honda Interceptor line set the daily‑fast template for the decade.
  • Touring leap: GL1200 line added linked braking and stronger flat‑four torque; the 1984 Standard is a cult favorite.
  • ADV growth: BMW R80GS Paris‑Dakar and XL/XR trail bikes broadened global “ride‑anywhere” appeal.
  • Middleweight heat: GPz/CBX/VT/Tempter class balanced pace with usable economy across regions.
  • Cruiser culture: Virago, Intruder, Shadow, and Harley FX/FL families anchored comfort and customization.
  • Global breadth: Benelli/Cagiva/Gilera and Vespa PX models diversified accessible, fuel‑savvy choices.

Overall, 1984 blended speed, distance, and everyday economy—often in the same garage—thanks to broad model availability and refined engineering across segments.

2026 Newest Bike Reviews

TMW 2026 Motorcycle Model Review Guides