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- Porsche 914 (1970-1976)
This is a set of four OE Match exhaust valve guides engineered to replace the worn or original guides in the Porsche 914 air-cooled engine. This is a first-oversize exhaust guide intended to fit cylinder heads that may have experienced wear or require an oversize fit during an engine rebuild. Supplied as a complete set of 4, this kit is ideal for a full cylinder head rebuild or valve job.
SET OF 4
Fits:
Porsche 914-1,7/1,8V
Porsche 914-1,8
Diagram ref no 15
Exhaust valve guides serve several key functions in the overhead valve train:
• Support and align the exhaust valve stems, ensuring they travel straight within the head.
• Maintain correct clearances between the valve stem and guide for proper sealing and combustion efficiency.
• Help transfer heat away from the hot exhaust valve stem into the cylinder head casting.
• Protect valve stems and seats from wear due to excessive lateral movement.
This set of four valve guides ensures that all exhaust valves on the 914’s four-cylinder engine have correct, matched guidance for dependable operation.
This OE Match set matches Porsche factory dimensions and is ideal for full head rebuilds, valve seat replacements or anytime guides show wear.
Function
• Valve Alignment: Keeps the exhaust valve traveling straight for proper valve seat engagement and sealing.
• Wear Control: Reduces lateral valve stem movement that would otherwise accelerate wear on the valve and seat.
• Heat Dissipation: Helps carry heat from the hot exhaust valve stem into the cylinder head.
• Rebuild Support: Oversize fit for cylinder heads that have been reamed or show wear.
Valve guides wear over time due to high heat, friction, and repeated motion. Worn guides can result in:
• Excessive oil entering the combustion chamber
• Poor compression, rough idle or power loss
• Increased valve stem wear Higher oil consumption and visible exhaust smoke
Installing a correct OE Match valve guide restores proper valve stem alignment, improves sealing and performance, and supports a longer engine life especially crucial during a rebuild or head service.
Replace the exhaust valve guide if you notice:
• Blue smoke indicating oil burning
• Low compression in exhaust valve tests
• Rough running or poor idle quality
• Worn valve stems or seats seen during teardown
• During head rebuild or valve seat work
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
021101417A
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 958 Cayenne S V6 3.0L Hybrid (380Hp) 2010-17
- Porsche 958 Cayenne S V8 4.2L Diesel (382Hp) 2010-17
- Porsche 9YA Cayenne GTS V8 4.0L Petrol (460Hp) 2020-23
- Porsche 9YA Cayenne Coupe GTS V8 4.0L Petrol (460Hp) 2021-23
- Porsche 9YA Cayenne Turbo V8 4.0L Petrol (550Hp) 2020-23
- Porsche 9YA Cayenne Coupe Turbo V8 4.0L Petrol (550Hp) 2019-23
- Porsche 9YA Cayenne Turbo S E-Hybrid V8 4.0L (550Hp) 2019-23
- Porsche 9YA Cayenne Coupe Turbo S E-Hybrid V8 4.0L (550Hp) 2020-23
- Porsche 9YA Cayenne Coupe Turbo GT V8 4.0L (640Hp) 2021-23
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
- Porsche 971.1 Panamera Turbo V8 4.0L 4WD (550 Hp) 2017-20
- Porsche 971.1 Panamera Turbo V8 4.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera Turbo 4.0L Twin-Turbo V8 Sport Turismo 2017-20
- Porsche 971.1 Panamera Turbo S E-Hybrid V8 4.0L 4WD 2017-20
- Porsche 971.1 Panamera Turbo S E-Hybrid V8 4.0L 4WD Executive 2017-20
- Porsche 971.2 Panamera GTS 4.0L V8 2021-23
- Porsche 971.2 Panamera GTS Sport Turismo 4.0L V8 2021-23
- Porsche 971.2 Panamera Turbo S 4.0L V8 2021-23
- Porsche 971.2 Panamera Turbo S Sport Turismo 4.0L V8 2021-23
- Porsche 971.2 Panamera Turbo S E-Hybrid 4.0L V8 2021-23
- Porsche 971.2 Panamera Turbo S E-Hybrid Sport Turismo 4.0L V8 2021-23
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
Sold each
Fits:
Porsche 957 Cayenne Diesel - 2007 to 2010 (inlet and exhaust 24 required)
Porsche 958 Cayenne Diesel 3.0ltr - 2010 to 2017 (inlet and exhaust 24 required)
Porsche 958 Cayenne S Hybrid 3.0ltr - 2010 to 2017 (inlet 12 required)
Porsche 958 Cayenne S Diesel 4.2ltr - 2017 to 2018 (inlet and exhaust 32 required)
Porsche 9YA Cayenne turbo / GTS V8 4.0ltr 2018 to 2023 (inlet 16 required)
Porsche 970.2 Panamera S E-Hybrid - 2014 to 2016 (inlet 12 required)
Porsche 970.2 Panamera Diesel - 2014 to 2016 (inlet 12 required)
Porsche 971.1 Panamera turbo 4.0ltr - 2017 to 2020 (inlet 16 required)
Porsche 971.1 Panamera turbo S E-Hybrid 4.0ltr - 2017 to 2020 (inlet 16 required)
Porsche 971.2 Panamera V8 4.0ltr - 2021 to 2023 (inlet 16 required)
Porsche 95B Macan Diesel - 2014 to 2018 (inlet 12 required)
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95510511510
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 958 Cayenne S V6 3.0L Hybrid (380Hp) 2010-17
- Porsche 958 Cayenne S V8 4.2L Diesel (382Hp) 2010-17
- Porsche 9YA Cayenne GTS V8 4.0L Petrol (460Hp) 2020-23
- Porsche 9YA Cayenne Coupe GTS V8 4.0L Petrol (460Hp) 2021-23
- Porsche 9YA Cayenne Turbo V8 4.0L Petrol (550Hp) 2020-23
- Porsche 9YA Cayenne Coupe Turbo V8 4.0L Petrol (550Hp) 2019-23
- Porsche 9YA Cayenne Turbo S E-Hybrid V8 4.0L (550Hp) 2019-23
- Porsche 9YA Cayenne Coupe Turbo S E-Hybrid V8 4.0L (550Hp) 2020-23
- Porsche 9YA Cayenne Coupe Turbo GT V8 4.0L (640Hp) 2021-23
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
- Porsche 971.1 Panamera Turbo V8 4.0L 4WD (550 Hp) 2017-20
- Porsche 971.1 Panamera Turbo V8 4.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera Turbo 4.0L Twin-Turbo V8 Sport Turismo 2017-20
- Porsche 971.1 Panamera Turbo S E-Hybrid V8 4.0L 4WD 2017-20
- Porsche 971.1 Panamera Turbo S E-Hybrid V8 4.0L 4WD Executive 2017-20
- Porsche 971.2 Panamera GTS 4.0L V8 2021-23
- Porsche 971.2 Panamera GTS Sport Turismo 4.0L V8 2021-23
- Porsche 971.2 Panamera Turbo S 4.0L V8 2021-23
- Porsche 971.2 Panamera Turbo S Sport Turismo 4.0L V8 2021-23
- Porsche 971.2 Panamera Turbo S E-Hybrid 4.0L V8 2021-23
- Porsche 971.2 Panamera Turbo S E-Hybrid Sport Turismo 4.0L V8 2021-23
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
Sold Individually!
Fits:
Porsche 957 Cayenne Diesel 2007>>2010 (Inlet And Exhaust x24 Required)
Porsche 958 Cayenne Diesel 3.0L 2010>>2017 (Inlet And Exhaust x24 Required)
Porsche 958 Cayenne S Hybrid 3.0L 2010>>2017 (Inlet x12 Required)
Porsche 958 Cayenne S Diesel 4.2L 2017>>2018 (Inlet And Exhaust x32 Required)
Porsche 9YA Cayenne Turbo / GTS V8 4.0L 2018>>2023 (Inlet x16 Required)
Porsche 970.2 Panamera S E-Hybrid 2014>>2016 (Inlet x12 Required)
Porsche 970.2 Panamera Diesel 2014>>2016 (Inlet x12 Required)
Porsche 971.1 Panamera Turbo 4.0L 2017>>2020 (Inlet x16 Required)
Porsche 971.1 Panamera Turbo S E-Hybrid 4.0L 2017>>2020 (Inlet x16 Required)
Porsche 971.2 Panamera V8 4.0L 2021>>2023 (Inlet x16 Required)
Porsche 95B Macan Diesel 2014>>2018 (Inlet x12 Required)
Diagram Ref No 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95510511510
The product you are viewing cross references to these numbers