Mazda BP-T Forged Pistons

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Engine:   BP-T DOHC 16v Turbo
Capacity:   1840cc
Cylinders:   4
Bore Size:   83mm/3.268in
Stroke:   85mm/3.346in

 Piston Assembly Set (Includes Piston Rings)
Part # 4MKRY9651
Sizes available: STD, 0.50
 Piston Information  Piston Ring Information
Piston Type Forged Ring Set Part # C1850
Compression Height 31.2mm/1.23in Sizes Available: STD, 0.50, 1.00
Piston Crown Capacity 7.5cc Ring 1 Ring 2 Ring 3
  Dish Type

Steel Nitrided

Barrel plain

Reverse torsional taper face scraper Duraflex 3 piece oil ring
Bowl Depth 1.67mm/0.066in Width 1.5mm/0.059in 1.5mm/0.059in 3mm/0.11in
Compression Ratio 8.5 Depth 3.8mm/0.149in 3.8mm/0.149in 3.35mm/0.132in
Piston Mass 311 grams



Pin Mass 80 grams  
Pin Diameter 20mm/0.787in
Pin Locking Device
Spiral Lock
Clearance 0.12mm/.005in
Skirt Coated No

 
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