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John Deere 340/S vs John Deere Liquifire

Verdict: John Deere 340/S vs John Deere Liquifire

The John Deere 340/S and the John Deere Liquifire are both snowmobiles — here is how they stack up on the figures that matter. John Deere Liquifire leads on rated power with 65 hp against 47 hp. John Deere 340/S is the lighter machine (174 kg vs 183 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 340/S holds more fuel (30.3 L vs 28.4 L) for longer stints between fills. John Deere Liquifire is the newer design (1980 vs 1975). In short: choose the John Deere Liquifire for outright pulling power, or the John Deere 340/S if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Fit & specs
John Deere 340/S Snowmobile
John Deere
71
Fit score
Best match
Clear
John Deere Liquifire Snowmobile
John Deere
71
Fit score
Best match
Clear
Rated power
47 hp
65 hp
Confidence
98%
98%
Guide price
Overview
Manufacturer
John DeereReference
John DeereReference
air-cooledReference
liquid-cooledReference
Suspension
slide railReference
slide railReference
Engine
Fuel tank
30.3 LReference
28.4 LReference
Displacement
20.7 ciReference
26.6 ciReference
Bore/Stroke
60 x 60 mmReference
68 x 60 mmReference
Power
35.0 kWReference
48.5 kWReference
Fuel system
dual Mikuni VM34-55 carburetorsReference
dual Mikuni carburetorsReference
Rated RPM
8000Reference
7000Reference
Starter type
manual-recoilReference
Sparkplug
Champion N19-VReference
Champion QN-2Reference
Compression
6.9:1Reference
Oil capacity
1.7 LReference
Sparkplug gap
0.635 mmReference
Dimensions
Weight
174 kgReference
183 kgReference
Length
262 cmReference
259 cmReference
Width
85 cmReference
99 cmReference
Height
104 cmReference
88 cmReference
Track width
39 cmReference
38 cmReference
Liquifire Serial Numbers
1980
120001Reference
1981
155001Reference
1982
190001Reference
1983
222001Reference
1984
285001Reference
Location:
Serial number decal on the rear right of the tunnel.Reference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.

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