F20C/F22C S2000
Defric coating (Lubricous film) is applied to the piston skirt, for a reduction in friction and loads as well as improved durability.
Strengthened chrome molly I section connecting-rods are included.
F20C/F22C (S2000) Increased Capacity 2350KIT NA I Type High Comp

Engine Type

 F20C/F22C 2350KIT-I (2354) F20C/F22C 2350KIT-I (2381)
Part No. 13001-F20-3R0-I 13001-F20-3R1-I
Price (set) ¥550,000 ¥550,000
Bore×Stroke ø87.00×99.0mm ø87.50×99.0mm
Displacement 2354cc 2381cc
Crown Volume *1 -0.56cc/5.38cc -0.56cc/5.45cc
Projection Height +1.0mm (from the deck of the block) +1.0mm (from the deck of the block)
Reference C/R *2 Standard head GK t=0.6mmξ≈12.0:1 Standard head GK t=0.6mmξ≈12.1:1
Based on standard piston pin diameter.
*1:Crown volume is measured "from the piston shoulder"/"from the deck of the block".
*2:The compression ratio given above are only to be taken as a guide, measurements are required.
Cylinder head combustion chamber may need a boring modification to gain sufficient clearance.
Cylinder skirt of the block may need a modification to gain sufficient clearance.
F20C/F22C (S2000) Increased Capacity 2350KIT NA I Type Ultra High Comp

Engine Type

 F20C/F22C 2350KIT-IH (2354) F20C/F22C 2350KIT-IH (2381)
Part No. 13001-F20-3R0-IH 13001-F20-3R1-IH
Price (set) ¥550,000 ¥550,000
Bore×Stroke ø87.00×99.0mm ø87.50×99.0mm
Displacement 2354cc 2381cc
Crown Volume *1 3.3cc/9.2cc 3.3cc/9.3cc
Projection Height +1.0mm (from the deck of the block) +1.0mm (from the deck of the block)
Reference C/R *2 Standard head GK t=0.6mmξ≈12.9:1 Standard head GK t=0.6mmξ≈13.0:1
Based on standard piston pin diameter.
*1:Crown volume is measured "from the piston shoulder"/"from the deck of the block".
*2:The compression ratio given above are only to be taken as a guide, measurements are required.
Cylinder head combustion chamber may need a boring modification to gain sufficient clearance.
Cylinder skirt of the block may need a modification to gain sufficient clearance.
KIT Contents
1 TODA forged pisto KIT ø87.0mm / ø87.50mm (2354cc/2381cc)
2 Special crankshaft (Long stroke, High accuracy dynamic balanced)
3 I section chrome molly connecting-rods (Fully floating with Bush & balanced)
4 Connecting-rods bearings (Bearing clearance has been adjusted)