Cylinder Head - Combustion Chamber

Service Description
Part No. Price Remarks
Volume Equalization 2 cylinders 99900-000-331 ¥12,000
3 cylinders 99900-000-332 ¥18,000
4 cylinders 99900-000-333 ¥23,000
4 cylinders (flat) 99900-000-334 ¥24,000
5 cylinders 99900-000-335 ¥28,500
6 cylinders (inline) 99900-000-336 ¥34,000
6 cylinders (V) 99900-000-337 ¥36,000
8 cylinder (V) 99900-000-338 ¥46,000
Volume Measurement + Compression Ratio Calculation 4 cylinders 99900-000-339 ¥12,000~ The detail information of the engine will be required.
6 cylinders 99900-000-340 ¥18,000~
Volume Measurement 4 cylinders 99900-000-349 ¥7,000  
6 cylinders 99900-000-350 ¥10,000
Volume Equalization + Chamber Polish 2 cylinders 99900-000-341 ¥16,000
3 cylinders 99900-000-342 ¥23,000
4 cylinders 99900-000-343 ¥30,000
4 cylinders (flat) 99900-000-344 ¥32,000
5 cylinders 99900-000-345 ¥37,000
6 cylinders (inline) 99900-000-346 ¥45,000
6 cylinders (V) 99900-000-347 ¥46,000
8 cylinder (V) 99900-000-348 ¥60,000
Volume Enlargement + Equalization 2 cylinders 99900-000-351 ¥19,000 Combustion chamber design optimization
3 cylinders 99900-000-352 ¥27,000
4 cylinders 99900-000-353 ¥36,000
4 cylinders (flat) 99900-000-354 ¥38,000
5 cylinders 99900-000-355 ¥45,000
6 cylinders (inline) 99900-000-356 ¥53,000
6 cylinders (V) 99900-000-357 ¥54,000
8 cylinder (V) 99900-000-358 ¥72,000
Squish Modification

3 cylinders 99900-000-375 ¥23,000~  
4 cylinders 99900-000-376 ¥26,000~
4 cylinders (flat) 99900-000-379 ¥39,000~
6 cylinder (inline) 99900-000-377 ¥36,000~
6 cylinder (V) 99900-000-378 ¥46,000~
F20/F22C Chamber Modification for Squish Clearance     ¥26,000 The modification for the case there is no enough clearance between the piston shoulder and the end of combustion chamber.
*Cylinder head must be provide with all valves.