ALL BIKE WORK

HEAD WORK
Process Unit Price Comment
Bottom Surface Decking
Single cylinder
Up to 1.0mm (minimal cut)
One 7,000 Multi-cylinder engines with individual heads for each cylinder fall under single cylinder category.
(3 cylinder engine will be single cylinder cost x3)
Single cylinder
More than 1.0mm
One 8,000
Two cylinders
Up to 1.0mm (minimal cut)
One 8,000 Improves seal, adjusts compression, and prevents leaking of lubricating oil and coolant.

Please contact us if you would like the surface grinding amount to exceed 1.0 mm.

Two cylinders
More than 1.0mm
One 10,000
Three cylinders
Up to 1.0mm (minimal cut)
One 9,500
Three cylinders
More than 1.0mm
One 12,500
Four cylinders
Up to 1.0mm (minimal cut)
One 12,000
Four cylinders
More than 1.0mm
One 15,000
Combustion chamber volume measurement
One cylinder
One 3,000 Liquid volume measurement using a burette.
Valve guide production
(copper material)
One 4,000 ~ Produce guides to the same shape as the original.
Valve guide production
(copper material)
(shape change)
One 5,000 ~
Valve guide replacement One
Section
1,000
Valve guide inner diameter reaming One
Section
500
Valve guide pilot hole boring One
Section
7,000 ~ Repair work when the pilot hole on the head side is damaged.
The inner diameter is expanded.
Seat ring production
(iron material)
One
Piece
2,300 ~ Manufactured using cast iron and heat-resistant steel.
Seat ring production
(BeCu material)
One
Piece
4,300 ~
Seat ring replacement
(same diameter size)
One
Section
3,000
Seat ring replacement
(oversize)
One
Section
4,500 ~
Valve face polishing One 850
Seat cut
(standard)
One
Section
2,000
Seat cut
(special shape)
One
Section
3,000 ~ For special seat shapes (DUCATI, Harley Davidson, etc.)
Valve lapping One 650
Twin plug processing One
Cylinder
15,000 ~ Kawasaki’s Z series, Harley Davidson, etc.
Screw hole correction helisert processing (normal) One
Section
3,000 ~ All millimeter sizes are supported.
Please contact us for inch sizes.
Plug screw hole correction helisert processing (special) One
Section
10,000 ~ Supports sizes from M8 to M14.
Bolt hole correction via sleeve insertion One
Section
8,000 ~ For severe damage that cannot be resolved with helisert.
Most of the sleeves created are aluminum.
CYLINDER WORK
Process Bore
Diameter
Unit Price Comment
Cylinder Boring Honing
~ φ2.00mm (Base) ~ φ60 One
Cylinder
7,500 Compatible with cast iron bores.
Please contact us for plated cylinders.
~ φ2.00mm (Base) over φ60
~ 80
One
Cylinder
8,000
~ φ2.00mm (Base) over φ80
~ 100
One
Cylinder
10,000
~ φ2.00mm (Base) Over
φ100
One
Cylinder
Estimated
Each Time
Over φ2.00 mm ~ 3.00 mm Uniform One
Cylinder
Base + 1,500
Over φ3.00mm Uniform One
Cylinder
Base + 3,000
Torque plate fastening
(additional charge)
Uniform One
Cylinder
4,000 For Harley Davidson etc.
Sleeve replacement boring honing
(same diameter)
Added to the above (Base) prices One
Cylinder
Base + 3,000 Replace sleeves with the same outer diameter as original.
Sleeve replacement boring honing
(oversize)
Added to the above (Base) prices One
Cylinder
Base + 7,000 Including oversized counterbore on the cylinder.
Cast iron sleeve separately manufactured Up to about
φ100 mm
One
Cylinder
20,000 Since the material unit price is changed, it will be the market price.
Sleeve retaining lock screw processing Uniform One
Cylinder
3,500 It is applied when the sleeve turns during boring.
Cylinder top surface decking
(minimal cut)
Uniform One
Cylinder
4,500 For surface facing cylinders and sleeves.
Cylinder top surface decking
(specified amount)
Uniform One
Cylinder
6,000
CRANKCASE
Process Unit Single
Cylinder
Straight
2-Cylinder
Straight
4-Cylinder
Comment
Crankcase boring One 10,000 ~ 12,000 ~ 24,000 ~ When using an oversized cylinder
Crankcase top surface decking One 8,000 ~ 12,000 ~ 18,000 ~ One stud bolt removal is from ¥1,000
CRANKSHAFT
Process Single Cylinder 2-Cylinder 3-Cylinder 4-Cylinder Comment
Crankshaft assembly O / H
(approximate price)
20,000 ~ 38,000 ~ 60,000 ~ 72,000 ~ Please supply the parts.
Estimate separate for Harley etc.
Crankshaft assembly centering only 8,000 17,000 30,000 36,000
Integrated crankshaft straightening 8,000 10,000 10,000 Bend correction. Finished within 1/100 of the runout value.
Required for dynamic balancing.
Integrated crankshaft lightening
Per cylinder
8,000 ~ 8,000 ~ 8,000 ~ 8,000 ~ Lightweight work using a lathe. Dynamic balancing is essential after processing.
Magnet rotor lathe lightening process
Per cylinder
10,000 ~ 10,000 ~ 10,000 ~ 10,000 ~ Dynamic balancing is essential after lightweight processing.
DYNAMIC BALANCE
Process 1-3 Cylinder 4-Cylinder Comment
Integrated crankshaft
(normal crank)
Dummy weight required

Separate quote

15,000 ~ We perform dynamic balance that exceeds the genuine standard.
Integrated crankshaft
(processed crank)
Dummy weight required

Separate quote

23,000 ~ It is indispensable when lightening.
Magnet rotor 8,000 ~ 8,000 ~ Some of the genuine products are not dynamically balanced, so the effect is superb.