OUTLINE
01–00–2
2006 Mazda RX-8 Service Highlights (3409–1U–05J)
ENGINE SPECIFICATIONS
EHU010002000103
Item
Specification
2006MY Mazda RX-8 2005MY Mazda RX-8
13B-MSP
(Standard
power)
13B-MSP
(High
power)
13B-MSP
(Standard
power)
13B-MSP
(High
power)
MECHANICAL
Engine type Rotary ←
Rotor arrangement and number In-line 2-rotor, longitudinal ←
Combustion chamber type Bathtub ←
Displacement (ml {cc, cu in}) 654 {654, 40.0}×2 ←
Compression ratio 10.0 ←
Compression pressure
(kPa {kgf/cm
2
, psi} [rpm])
830 {8.5, 120}[250] ←
Port timing
IN
Open
Primary port
ATD C
3°←
Secondary port 12°←
Auxiliary port – 38°←
Close
Primary port
ABDC
60° 65°←
Secondary port 45° 36°←
Auxiliary port – 80°←
EX
Open BBDC 40° 50°←
Close BTDC 3°←
LUBRICATION SYSTEM
Type Force-fed type ←
Oil pump
Type Trochoid gear ←
Relief valve opening pressure
(approx. quantity)
(kPa {kgf/cm
2
, psi}
)
441—490
{4.5—5.0, 64.0—71.0}
←
Oil filter
Type Full-flow ←
Relief valve opening pressure
(approx. quantity)
(kPa {kgf/cm
2
, psi}
)
78—118
{0.8—1.2, 11.4—17.1}
←
Oil pressure (approx.
quantity)
[oil temperature 100°C
{212°F}]
(kPa {kgf/cm
2
, psi} [rpm] )
350 {3.57, 50.8} [3,000] ←
Oil capacity
(approx. quantity)
Oil replacement 3.3 {3.5, 2.9} ←
Oil and oil filter replacement 3.5 {3.7, 3.1} ←
(L {US qt, lmp qt}) Engine overhaul 4.7 {5.0, 4.1} ←
Total (dry engine) 5.7 {6.0, 5.0} 6.4 {6.7, 5.6} ←
Recommended oil
API service SL ←
SAE viscosity 5W–20 ←
ILSAC GF–3 ←
COOLING SYSTEM
Typ e
Water-cooled, forced
circulation
←
Coolant capacity (L {US qt, lmp qt}) 9.8 {10.4, 8.6} ←
Water pump
Centrifugal, V-ribbed belt-
driven
←
Thermostat
Ty p e Wa x ←
Opening temperature (°C {F°}) 80—84 {176—183} ←
Full-open temperature (°C {F°}) 95 {203} ←
Full-open lift (mm {in}) 8.5 {0.33} or more ←
Radiator Type Corrugated fin ←
Cooling system cap
Cap valve opening pressure
73.3—103.3 {0.748—
1.053, 10.63—14.98}
←
(kPa {kgf/cm
2
, psi} )
←
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