Smart Engines
6 engines · 27 models
ACCEPTABLE 3 engines
ACCEPTABLE
72
H4B (SCe 1.0)
1.0 NA
2014–present
ForFour 1.0, ForTwo 1.0, ForTwo Cabrio
Renault H4B in a Smart box. Slow but honest. Simple 3-cyl, no turbo drama. Perfe...
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ACCEPTABLE
72
M135 1.3/1.5
M135 1.3/1.5 (3A9-series)
2014–2019
ForFour
ForTwo/ForFour 453. Mitsubishi 3A9 engine (Mirage/Space Star). NA 1.0 (71hp) and...
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ACCEPTABLE
68
M134 1.1
M134 1.1 (Mitsubishi)
2004–2006
ForFour
ForFour 454 (W454). Mitsubishi 3-cyl. Short production run. Simple. No known maj...
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CAUTION
55
OM660 0.8 CDI
OM660 0.8 CDI
2000–2014
ForTwo
ForTwo 450/451. Smallest production diesel. Turbo failure on 54hp version. DPF o...
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CAUTION
52
M132 (3B21)
1.0 Turbo
2007–2014
ForTwo, ForFour
Mitsubishi 3B21 heart. Turbo version is peppy but fragile. SAM unit is the real ...
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