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Plymouth Horizon

Maintenance specs for 2 variants of the Plymouth Horizon — from 1985 to 1990.

19851987 Plymouth Horizon

1.7L I4 · FWD

63 hp / 90 lb-ft

Engine Oil

Weight5W-30
Capacity3.5 qt

Transmission

Type4-Speed Manual
FluidSAE 5W-30 Engine Oil
Drain & fill3 qt
Full capacity3 qt

Coolant

TypeIAT Green
Capacity7 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

Fuel

Tank13 gal
TypeRegular 87

Tires

Size175/70R13
Pressure (front)32 PSI
Pressure (rear)32 PSI
Shop 175/70R13 tires

Battery

Group size34
CCA370 A
Shop group 34 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver20"
Passenger18"
Shop wiper blades

Service Intervals

Oil change3,000 mi
Trans service30,000 mi
Coolant flush24,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingbelt — replace at 60,000 mi
Air filter30,000 mi
Drive belt60,000 mi

19851990 Plymouth Horizon

2.2L I4 (G) · FWD

96 hp / 119 lb-ft

Engine Oil

Weight5W-30
Capacity4 qt

Transmission

Type3-Speed Automatic (A413)
FluidATF+3
Drain & fill4 qt
Full capacity8.5 qt

Coolant

TypeIAT Green
Capacity8.5 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

Fuel

Tank13 gal
TypeRegular 87

Tires

Size175/70R13
Pressure (front)32 PSI
Pressure (rear)32 PSI
Shop 175/70R13 tires

Battery

Group size34
CCA430 A
Shop group 34 battery

Spark Plugs

Gap0.035 in
Shop spark plugs

Wiper Blades

Driver20"
Passenger18"
Shop wiper blades

Service Intervals

Oil change3,000 mi
Trans service30,000 mi
Coolant flush24,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingbelt — replace at 60,000 mi
Air filter30,000 mi
Drive belt60,000 mi