Piston And Rings - Hyundai GENESIS COUPE BK 2010 Manual

C
7. Check the "BK" mark, the piston size code(A) and the front mark(B) on the piston top face.
Class
A
B
C
8. Select the piston related to cylinder bore class.
Clearance : 0.03 ~ 0.05mm(0.0012 ~ 0.0020in.)

Piston And Rings

1. Clean piston
(1) Using a gasket scraper, remove the carbon from the piston top.
(2) Using a groove cleaning tool, clean the piston ring grooves.
(3) Using solvent and a brush, thoroughly clean the piston.
Do not use a wire brush.
2. The standard measurement of the piston outside diameter is taken 16 mm (0.6299 in.) from the bottom of the piston.
Standard diameter
95.96 ~ 95.99mm (3.7779 ~ 3.7791in.)
C
Size code
A
B
C
96.02~96.03mm
(3.7803~3.7807in.)
Piston outer diameter
95.96~95.97mm
(3.7779~3.7783in.)
95.97~95.98mm
(3.7783~3.7787in.)
95.98~95.99mm
(3.7787~3.7791in.)