Mazda MX-3 silhouetteMX-3

TECHNICAL DATA — D2. LUBRICATION SYSTEM (K8) / E1. COOLING SYSTEM (B6)

TD-10spec table

D2 lubrication is for K8 DOHC (1.8L V6); E1 cooling is for B6 DOHC (1.6L I4).

D2. LUBRICATION SYSTEM (K8)

Lubrication system — K8 DOHC

Lubricating method
Sub-item
K8 DOHCForce-fed
Oil pump — Type
Sub-item
K8 DOHCTrochoid gear
Oil pump — Relief pressure kPa {kgf/cm², psi}
Sub-item
K8 DOHC491–589 {5.0–6.0, 71–85}
Oil pump — Regulated pressure kPa {kgf/cm², psi}-rpm
Sub-item
K8 DOHC196 {2.0, 28}-1,000 / 330–490 {3.4–5.0, 49–71}-3,000
Inner rotor tooth tip to outer rotor clearance mm {in}
Sub-itemStandard
K8 DOHC0.02–0.18 {0.0008–0.0070}
Inner rotor tooth tip to outer rotor clearance mm {in}
Sub-itemMaximum
K8 DOHC0.20 {0.0078}
Outer rotor to body clearance mm {in}
Sub-itemStandard
K8 DOHC0.113–0.186 {0.0045–0.0073}
Outer rotor to body clearance mm {in}
Sub-itemMaximum
K8 DOHC0.22 {0.0087}
Side clearance mm {in}
Sub-itemStandard
K8 DOHC0.03–0.09 {0.0012–0.0035}
Side clearance mm {in}
Sub-itemMaximum
K8 DOHC0.13 {0.0051}
Oil filter — Type
Sub-item
K8 DOHCFull-flow, paper element
Oil filter — Relief pressure differential kPa {kgf/cm², psi}
Sub-item
K8 DOHC79–117 {0.8–1.2, 12–17}
Engine oil — Capacity L {US qt, Imp qt}
Sub-itemTotal (dry engine)
K8 DOHC4.9 {5.2, 4.3}
Engine oil — Capacity L {US qt, Imp qt}
Sub-itemEngine oil replacement
K8 DOHC3.7 {3.9, 3.3}
Engine oil — Capacity L {US qt, Imp qt}
Sub-itemEngine oil replacement (with oil filter)
K8 DOHC4.0 {4.2, 3.5}
Engine oil — Grade
Sub-item
K8 DOHCAPI service SG, SH Energy conserving II (ECII) ILSAC
Engine oil — Viscosity number
Sub-itemAbove -25°C {-13°F}
K8 DOHCSAE 10W–30
Engine oil — Viscosity number
Sub-itemBelow 0°C {32°F}
K8 DOHCSAE 5W–30

E1. COOLING SYSTEM (B6)

Cooling system — B6 DOHC

Cooling method
B6 DOHCWater-cooled, forced circulation
Water pump — Type
B6 DOHCCentrifugal, V-belt driven
Water pump — Impeller diameter mm {in}
B6 DOHC75 {2.95}
Water pump — Number of impeller blades
B6 DOHC6
Water pump — Speed ratio
B6 DOHC1 : 1.05
Water pump — Water seal type
B6 DOHCUnified mechanical seal
Thermostat — Type
B6 DOHCWax, two-stage
Thermostat — Opening temperature °C {°F}
B6 DOHCMin: 86 {190} Sub: 85 {185}
Thermostat — Full-open temperature °C {°F}
B6 DOHC100 {212}
Thermostat — Full-open lift mm {in}
B6 DOHCMin: 8 {0.31} Sub: 1.5 {0.06}
Radiator — Type
B6 DOHCCorrugated fin
Radiator — Cap valve opening pressure kPa {kgf/cm², psi}
B6 DOHC74–103 {0.75–1.05, 11–15}
Radiator — Cooling circuit checking pressure kPa {kgf/cm², psi}
B6 DOHC103 {1.05, 15}

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