Detroit Diesel 60 Series .020 Oversize Top Deck Repair Bushing. 5.875 Bore
Oversize +.020 Outer Diameter 6.395"
The ATC-8085 (PT-8085) Top Deck Repair Bushing is a precisely machined standard replacement insert designed for Detroit Diesel 60 Series engine blocks. It is intended to restore or repair the top deck / shim ledge of the cylinder block when the original surface is worn, damaged, or cracked. Oversize + .020" top deck repair counterbore bushing for Detroit Diesel 60 Series.Outside diameter 6.395", When
installed correctly into a block, the LS-8085 bushing reinstates a
true, concentric surface for liner seating and shim control. This helps
maintain proper liner protrusion, improve sealing, and reduce the risk
of gasket blowouts or leaks caused by an imperfect top deck.
Key Features & Benefits
- Oversize bushing Standard & Other Oversize availible See below
+.020 Oversize
Helps restore accurate liner shim geometry and sealing integrity
Enables reuse of engine blocks when the upper deck surface is compromised
Precision machining ensures true alignment and concentricity
Typical Applications
Repairing worn or damaged top deck surfaces in Detroit Diesel 60 engine rebuilds
Replacing or reinforcing shim ledge surfaces to restore factory tolerances
Engine shops and rebuild facilities seeking cost-effective bock repair
Availible Detroit Diesel 60 Series Upper Deck Bushings- ATC-8065 Standard
- ATC-8075 + .010 Oversize
- ATC-8085 + .020 Oversize
- ATC-8095 + .030 Oversize
The ATC-8085 (PT-8085) Top Deck Repair Bushing is a precisely machined standard replacement insert designed for Detroit Diesel 60 Series engine blocks. It is intended to restore or repair the top deck / shim ledge of the cylinder block when the original surface is worn, damaged, or cracked. Oversize + .020" top deck repair counterbore bushing for Detroit Diesel 60 Series.Outside diameter 6.395", When
installed correctly into a block, the LS-8085 bushing reinstates a
true, concentric surface for liner seating and shim control. This helps
maintain proper liner protrusion, improve sealing, and reduce the risk
of gasket blowouts or leaks caused by an imperfect top deck.
Key Features & Benefits
- Oversize bushing Standard & Other Oversize availible See below
+.020 Oversize
Helps restore accurate liner shim geometry and sealing integrity
Enables reuse of engine blocks when the upper deck surface is compromised
Precision machining ensures true alignment and concentricity
Typical Applications
Repairing worn or damaged top deck surfaces in Detroit Diesel 60 engine rebuilds
Replacing or reinforcing shim ledge surfaces to restore factory tolerances
Engine shops and rebuild facilities seeking cost-effective bock repair
Availible Detroit Diesel 60 Series Upper Deck Bushings- ATC-8065 Standard
- ATC-8075 + .010 Oversize
- ATC-8085 + .020 Oversize
- ATC-8095 + .030 Oversize
Key Features & Benefits
- Oversize bushing Standard & Other Oversize availible See below
+.020 Oversize
Helps restore accurate liner shim geometry and sealing integrity
Enables reuse of engine blocks when the upper deck surface is compromised
Precision machining ensures true alignment and concentricity
Typical Applications
Repairing worn or damaged top deck surfaces in Detroit Diesel 60 engine rebuilds
Replacing or reinforcing shim ledge surfaces to restore factory tolerances
Engine shops and rebuild facilities seeking cost-effective bock repair
Availible Detroit Diesel 60 Series Upper Deck Bushings
- ATC-8065 Standard
- ATC-8075 + .010 Oversize
- ATC-8085 + .020 Oversize
- ATC-8095 + .030 Oversize
