Perkins 900 Series — To fit a partially finished cylinder liner
Repair & overhaul · Cylinder block
For the Perkins 900 Series, from the Perkins service manual.
Applies to: Perkins 900 Series CP/CR engine
Before you start
- Specialist training and equipment needed to machine partially finished liner.
Procedure
- Dismantle cylinder block and inspect.
- Bore and hone cylinders to parent bores and machine chamfer.
- Clean parent bore with Loctite Safety Cleaner.
- Apply Loctite 640 to complete parent bore except 25 mm band top and bottom.
- Clean new liner and dry with lint-free cloth.
- Put block below press; engage liner with external chamfer towards bottom.
- Put 0.010 mm stepped adaptor into top of liner.
- Press in liner slowly until adaptor contacts block face.
- Measure liner height at four points immediately.
- Fit new piston rings.
- Assemble cylinder block.
Tools required
- Hydraulic press 0-24 tonne Amazon
- Stepped adaptor 27610024 Amazon
- Depth gauge 21825496 Amazon
- Dial gauge 21825617 Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Parent bore 97,108/97,133 mm (3.823/3.824 in)
- Liner height within 0,075 mm below to 0,05 mm above block face
Source: Perkins service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.