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Royal Enfield Bullet 350

Maintenance specs for 2 variants of the Royal Enfield Bullet 350 — from 1985 to 2026.

19852023 Royal Enfield Bullet 350

346cc Air-Cooled Single-Cylinder OHV 2-Valve (UCE 346) · Chain

19 hp / 28 lb-ft

Engine Oil

Weight20W-50
Capacity1.6 qt

Brake Fluid

TypeDOT 4
Shop DOT 4

Fuel

Tank3.4 gal
TypeRegular 87

Tires

Front90/90-19
Rear110/80-19
Pressure (front)28 PSI
Pressure (rear)32 PSI

Battery

Group sizeYTX7L-BS
CCA100 A
Shop group YTX7L-BS battery

Spark Plugs

Gap0.02 in
Shop spark plugs

Service Intervals

Oil change6,000 mi
Brake fluid12,000 mi
Spark plugs6,000 mi
Timingchain (no scheduled replacement)
Air filter6,000 mi

20232026 Royal Enfield Bullet 350

349cc Air/Oil-Cooled Single-Cylinder SOHC 4-Valve (J-series 349) · Chain

20 hp / 27 lb-ft

Engine Oil

Weight15W-50
Capacity1.7 qt

Brake Fluid

TypeDOT 4
Shop DOT 4

Fuel

Tank3.4 gal
TypeRegular 87

Tires

Front90/90-19
Rear120/80-18
Pressure (front)28 PSI
Pressure (rear)32 PSI

Battery

Group sizeYTX9-BS
CCA120 A
Shop group YTX9-BS battery

Spark Plugs

Gap0.031 in
Shop spark plugs

Service Intervals

Oil change6,000 mi
Brake fluid12,000 mi
Spark plugs12,000 mi
Timingchain (no scheduled replacement)
Air filter12,000 mi