What Are the Essential Procedures for a Piston Ring Set Service and Repair on Ford Focus?

The correct service and repair method for piston rings consists of standard procedures for evaluating all components including crankshaft and crankshaft bearings, camshaft and crankshaft bearings and cylinder head along with valve train (valves, seats, springs etc) and piston, piston pin, connecting rod and cylinder block and bore. The procedure for subassembly work includes servicing the cylinder head assembly followed by the piston assembly and the piston pin assembly and connecting rod assembly. Engine service and repair includes the steps required for both disassembly and assembly of the power unit. Not providing a dedicated service procedure for internal components suggests that manufacturers have omitted it but the service procedures needed appear in engine service and repair documents.

OEM Ford Focus Piston Ring Set

Piston Ring

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8 Piston Ring Sets found

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Ford Focus Piston Rings
Part Number: CM5Z-6148-G
$28.69 MSRP: $40.70
You Save: $12.01 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Kit - Piston Ring; Piston Ring
- Manufacturer Note: STD
- Replaces: CM5Z-6148-AB, CM5Z-6148-D
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2018 Ford Focus | S, SE, SEL, Titanium | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
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Ford Focus Piston Rings
Part Number: AG9Z-6148-D
$32.44 MSRP: $46.02
You Save: $13.58 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Kit - Piston Ring; Piston Ring
- Replaces: AG9Z-6148-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2013-2018 Ford Focus | ST | 4 Cyl 2.0 L GAS
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Ford Focus Piston Rings
Part Number: AG9Z-6148-E
$123.93 MSRP: $180.40
You Save: $56.47 (32%)
ADD TO CART
Product Specifications
- Other Name: Kit - Piston Ring; Piston Ring
- Replaces: AG9Z-6148-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2013-2018 Ford Focus | ST | 4 Cyl 2.0 L GAS
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Ford Focus Piston Rings
Part Number: 6S4Z-6148-A
$15.00 MSRP: $20.75
You Save: $5.75 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Kit - Piston Ring; Piston Ring
- Replaces: F7CZ-6148-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2004 Ford Focus | LX, SE | 4 Cyl 2.0 L GAS
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Ford Focus Piston Rings
Part Number: CM5Z-6148-E
$102.56 MSRP: $157.83
You Save: $55.27 (36%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Kit - Piston Ring; Piston Ring
- Manufacturer Note: 0.5MM O/S
- Replaces: CM5Z-6148-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2018 Ford Focus | S, SE, SEL, Titanium | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
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Ford Focus Piston Rings
Part Number: G1FZ-6148-A
$328.36 MSRP: $482.17
You Save: $153.81 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Kit - Piston Ring; Piston Ring
- Manufacturer Note: STD
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2016-2018 Ford Focus | RS | 4 Cyl 2.3 L GAS
View related parts
Ford Focus Piston Rings
Part Number: 3S4Z-6148-A
Product Specifications
- Other Name: Kit - Piston Ring; Piston Ring
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2004 Ford Focus | SE, Sony Limited Edition, SVT, ZTS, ZTW, ZX3, ZX5 | 4 Cyl 2.0 L GAS
View related parts
Ford Focus Piston Rings
Part Number: G1FZ-6148-B
Product Specifications
- Other Name: Kit - Piston Ring; Piston Ring
- Manufacturer Note: 0.50MM O/S
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2016-2017 Ford Focus | RS | 4 Cyl 2.3 L GAS

Ford Focus Piston Ring Set

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Ford Focus Piston Ring Set Parts Questions & Experts Answers

Piston Rings
6S4Z-6148-A
Q: What Are the Essential Procedures for a Piston Ring Set Service and Repair on Ford Focus?
A: The correct service and repair method for Piston rings consists of standard procedures for evaluating all components including Crankshaft and crankshaft bearings, camshaft and crankshaft bearings and cylinder head along with valve train (valves, seats, springs etc) and piston, piston pin, connecting rod and cylinder block and bore. The procedure for subassembly work includes servicing the cylinder head assembly followed by the piston assembly and the piston pin assembly and connecting rod assembly. Engine service and repair includes the steps required for both disassembly and assembly of the power unit. Not providing a dedicated service procedure for internal components suggests that manufacturers have omitted it but the service procedures needed appear in engine service and repair documents.