08-03-2014, 01:05 PM
Join Date: Oct 2010
Location: Saskatoon SK Canada
Total Cats: 4
MAZDA MOTOR SPECIFICATIONS
***** BP6 1.6L (US/Canada 1990~1993) (UK ?) (JAPAN ?) (AUS/NZ ?) *****
***** BP8 1.8L (US/Canada 1994~2005) (UK ?) (JAPAN ?) (AUS/NZ ?) *****
Shortblock: Mazda 1.8L
No. Cylinders: 4
Bore: 3.270" / 83.06mm
Stroke: 3.350" / 85.09mm
Rod Length: 5.481" / 139.21mm
Rod Ratio: 1.636 / 1.636
Pin Offset: 0.000" / 0.00mm
Cylinder Head: 4-Valve, Pentroof, Stock Ports and Valves
Intake Valves/Port: 2
Intake Valve Diameter: 1.30" / 33mm
Exhaust Valves/Port: 2
Exhaust Valve Diameter: 1.027" / 28mm
[Note: Software Suggests 26mm Exhaust for 33mm Intake]
Data Request: If Anyone has Lift + Flow Data from Real-World Flow Bench Tests @ 1/2 inch increments 0.5" to 0.400 or 0.500 if available / 28" for Mazda OEM intake + exhaust cams; indicate Year
Intake Manifold Design: [A number of choices here; real Data is helpful though] Tuned Runner, Medium Length, Large Plenum
Total Induction Airflow Rate: ? @ 1.50 inHg
Runner Length: ?
Beginning Area: ? in2 / mm2
Minimum Port Area Per Valve: ?
Average Taper Angle: ? Degrees
Forced Induction: [Note: You Insert Data for your specific unit; lists Garett,KKK + Mitsubishi Presets for Turbo & Other Presets for Supercharging. We don't need to enter these fields but for reference should you run your own simulation the fields required are: Size, Ratio, Boost Limit, Air Ratio, Intercooler Efficiency, Intercooler Pressure Drop]
Lobe Profile: ?
Intake Profile: ?
Exhaust Profile: ?
Gross Lobe Lift: [Intake / Exhaust]
Rocker Ratio: 1.00
Gross Valve Lift: ? [Intake / Exhaust]
Valve Lash: ? [Intake / Exhaust]
Net Valve Lift: [calculated from Above Values] [Intake / Exhaust]
Valve Duration @ 0.006: ? [Intake / Exhaust]
Centerline Angle: ? [Intake / Exhaust]
True Centerline: ? [Intake / Exhaust]
Cam Advance [+] /Retard [-]:
Lobe Centerline: ?
Valve Overlap: ?
Lifter Acelleration Rate: ?
High Speed Lobe Activation: [VVT] [Value is RPM]
Valve Events: [IVO, IVC, EVO, EVC; Where IVO = Intake Valve Opens, etc]
Seat-to-Seat Event Timing: ? ? ? ?
720-Based Event Timing: ? ? ? ?
0.50" Event Timing: ? ? ? ?
Total Timing [Adv/Ret and Rocker Ratio] ? ? ? ?
Compression Ratio: ?
Combustion Space: ?
Cylinder Volume: ?
Fuel Type: Gasoline
Air/Fuel Ratio: 12.50
Nitrous Augmentation: [Value Not Needed for this Spec List]
Equivalence Ratio: 1.18 [Calculated Value]
Combustion Chamber Design: Wedge, Closed
Chamber Timing Requirements: 23.0 Degrees
Basic Ignition Timing @ Crank Degrees: ? BTDC
Timing Advance [Mechanical] Per 1000 RPM: ?
Until: ? RPM
[TEMP NOTE: This is going to take some time to set up the data points; above will be headers and fleshed out over the next few days. Some of the above will be calculated once certain values are entered.]
Last edited by Johnny2Bad; 08-11-2014 at 04:26 PM.