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Engine cylinder heads Porsche 993 3.6L Carrera 200 kW (270 hp) M64.05 / M64.06 (Reconditioned) - 99310403301
99310403301/1
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
Information
Engine cylinder heads Porsche 993 3.6L Carrera 200 kW (270 hp) M64.05 / M64.06 (Reconditioned)
SET OF 6
Fits:
Porsche
993 3.6L Carrera 200 kW (270 hp) M64.05 / M64.06
Please note: Reconditioned units are sold on an exchange basis, A surcharge will be held and then refunded when the old one is returned.
Please note good reconditioned cylinder heads are becoming very hard for us to supply and this is simply because the core exchange units are not being returned to us. If you fail to return the core unit to us within 30 days we reserve the right to refuse the surcharge refund.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310403301
99310403301
993104011X
993104011AX
The product you are viewing cross references to these numbers
PLEASE NOTE:
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
Price: £3,600.00
+ £2,850.00 surcharge
Arriving soon
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Information
O-ring 10x2.5N For Cylinder Head Choke.
Sold Each.
Fits:
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Diagram Ref No 9
Related reference numbers
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Information
Torx Screw Cylinder Head - M12 x 1.5 x 140
Sold each - 4 required per car
The Cylinder Head Torx Screw is a replacement engine
fastening component designed to secure the cylinder head assembly on compatible
Porsche engines.
Fits:
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- Porsche 991.1 Turbo 3.8L (520 Bhp) 2014-16
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- Porsche 991.2 Carrera 2S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Carrera 4S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Targa 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Targa 4S / GTS 3.0L (420/450 Bhp) 2016-19
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Speedster 4.0L (510Bhp) 2019
- Porsche 991.2 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp) 2017-19
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- Porsche 991 GT3 Cup 2018-2019
- Porsche 992.1 Carrera 2 3.0L 2019-24
- Porsche 992.1 Carrera 4 3.0L 2019-24
- Porsche 992.1 Carrera 2 Cabriolet 3.0L 2019-24
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- Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Targa 4 3.0L 2020-24
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- Porsche 992.1 Turbo 3.8L 2020-24
- Porsche 992.1 Turbo S 3.8L 2020-24
- Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
- Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24
- Porsche 992.1 GT3 4.0L / 992 S/T 4.0L 2021-24
- Porsche 992.1 GT3 RS 4.0L 2022-24
- Porsche 992.1 (911) Sport Classic 3.8L 2023
- Porsche 992.1 (911) Dakar 3.0L 2023-24
- Porsche 992.2 Carrera 2 3.0L 2024>>
- Porsche 992.2 Carrera 2S 3.0L 2024>>
- Porsche 992.2 Carrera T 3.0L 2024>>
- Porsche 992.2 Carrera 4S 3.0L 2024>>
- Porsche 992.2 Carrera 2 GTS / Spirit 70 3.6L 2024>>
- Porsche 992.2 Carrera 4 GTS 3.6L 2024>>
- Porsche 992.2 Turbo S 3.6L 2024>>
- Porsche 992.2 GT3 / Touring / S/C 2025>>
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
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- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16
- Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
- Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
- Porsche Cayman GT4 Clubsport
- Porsche Cayman GT4 RS Clubsport 2020-2024
Diagram Ref No 16
What Does It Do?
The cylinder head screw secures the cylinder head to the engine, maintaining the correct clamping pressure needed for reliable combustion chamber sealing.
Why Does It Fail?
Common causes include:
- Excessive tightening or overstretching
- Repeated engine overheating
- Corrosion or thread damage
- Incorrect installation procedures
- Reuse of bolts designed for single use
When Should It Be Replaced?
Replace whenever specified by the Porsche workshop procedure, particularly during cylinder head removal or engine rebuilding.
Damaged, stretched or corroded screws must not be reused.
Checks & Installation
Inspect the cylinder head, threaded mounting holes and gasket surfaces before installation.
Follow the correct Porsche tightening sequence, torque settings and angle-tightening procedure where specified.
Confirm whether the original screws are single-use fasteners before reassembly.
Key Features
- Replacement cylinder head Torx screw
- M12 x 1.5 thread 140 mm length
- Helps maintain correct cylinder head clamping
- Suitable for engine servicing and rebuilding
- Sold individually – 4 required per car
Porsche Cylinder Head Bolts & Engine Fastening Components
Cylinder head screws are essential engine fasteners that maintain the secure connection between the cylinder head and engine assembly.
Correct installation and tightening are critical for maintaining combustion sealing and preventing damage to engine components.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9A700863300
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The product you are viewing cross references to these numbers
Price: £13.31
In stock