M62 vs N52
Side-by-side reliability comparison
Higher reliability score
N52
BEST
90/100
+32 points over M62
0
/ 100
CAUTION
M62
BMW
0
/ 100
BEST
N52
BMW
Specifications
M62
N52
Brand
BMW
BMW
Verdict
CAUTION
BEST
Reliability
58
90
Years
1996--2003
2004--2015
Displacement
4398 cc
2996 cc
Layout
V8
I6
Type
Petrol Na
Petrol Na
Power
282--326 hp
190--272 hp
Known Issues
2
3
Total Risk Cost
€3,500--€9,500
€250--€900
Character
M62
"E39 540i/E38 740i V8. Alusil block, Nikasil issues on early units. VANOS failure, timing chain guides, valley pan gasket. Expensive to maintain but rewarding."
N52
"Last great NA six. Lighter (magnesium block), smoother, higher-revving than M54. 250k+ km."
Issues Comparison
M62 2
◆ CRITICAL
Nikasil bore wear (early units)
▲ HIGH
VANOS unit failure
N52 3
● MODERATE
Coolant expansion tank / hose failure
● MODERATE
VANOS solenoid / oil feed failure
○ MINOR
Hydraulic lifter tick on cold start