Engine Valves / Guides / Springs
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HP10T8HPSSKIT
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HP10T8HPSSKIT
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Product Information
High performance valve spring, seat and retainer kit 9mm. 
Fits:
Porsche 993 - 1994 to 1998
Our Valve Springs are designed and manufactured to specifically fit the envelope of a Porsche application not a spring from another use.
It operates a higher natural frequency than the original spring for racing and at the very least minimizes damage from over rev in track day situations.
Kit includes
High performance valve spring x 12
High performance valve spring seat x 12
High performance 8mm titanium valve spring retainer disc x 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
HP10T8HPSSKIT
90110590150
90110590151
90110546300
90110546303
99310542100
99310590151
99310556302
The product you are viewing cross references to these numbers
About kit
This kit is comprised of the following items:
1 x 8mm titanium valve spring retainer disc high performance. Porsche 993 (HP10T8
1 x Valve spring seat kit high performance. Porsche 911 / 964 / 993 (HPSS
1 x Valve spring kit high performance. Porsche 911 / 964 / 993 (HP109
Vehicle Group
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
£774.00 inc. VAT
Now £750.78 inc. VAT
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99310590151/1X12
Product Information
Fits:
Porsche 993 C2 / C4 3.6L 1994-97
Click 'Zoom in' for large parts diagram.
Diagram Ref No 13.
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99310590151
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Product Information
Valve springs Set of 12 Porsche 993 1995-97Fits:
Porsche 993 C2 / C4 3.6L 1994-97
Click 'Zoom in' for large parts diagram.
Diagram Ref No 13.
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99310590151
99310590151
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About kit
This kit is comprised of the following items:
12 x Valve spring. Porsche 993 1995-97 (99310590151/1
Vehicle Group
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
£348.00 inc. VAT
Now £295.80 inc. VAT
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HP10T8
Product Information
Fits:
Porsche 993 - 1994 to 1998
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HP10T8
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Product Information
8mm titanium valve spring retainer disc - high performanceFits:
Porsche 993 - 1994 to 1998
8mm Porsche 911 Titanium Retainers for 993 1995-1998 for 8mm valves.
Please note
Must be used in conjunction with Aasco HP109-Valve Springs and HPSS Spring Seats.
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Related, superseded, cross reference or alternative numbers for comparison.
HP10T8
99310542100
The product you are viewing cross references to these numbers
Vehicle Group
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
£244.00 inc. VAT
Now £236.68 inc. VAT
In Stock - 3- 5 Days Dispatch
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99310541943
Product Information
Fits:
Porsche 911 (993) 3.8 Carrera RS 1995-96 (M64.20)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10
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99310541943
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Product Information
Engine cylinder head exhaust valve. Fits:
Porsche 911 (993) 3.8 Carrera RS 1995-96 (M64.20)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10
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99310541943
99310541943
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Vehicle Group
Vehicle Group
- Porsche 993 (911) RS 1994-97
Price: £214.91 inc. VAT
Orderable - 14 to 28 Days
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99310541943/1
Product Information
Fits:
Porsche 911 (993) 3.8 Carrera RS 1995-96 (M64.20)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10
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99310541943
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Product Information
Engine cylinder head exhaust valve. Porsche 911 (993) 3.8 Carrera RSFits:
Porsche 911 (993) 3.8 Carrera RS 1995-96 (M64.20)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10
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99310541943
99310541943
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Vehicle Group
Vehicle Group
- Porsche 993 (911) RS 1994-97
£95.50 inc. VAT
Now £81.17 inc. VAT
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99310541901/1
Product Information
Pre varioram engine cars
Fits:
Porsche 993 C2/C4 3.6L 1993-95
911 (993) 3.6 L M64.05 / M64.06 / M64.07 / M64.08
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10.
Related reference numbers
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99310541901
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Product Information
Engine cylinder head exhaust valve. Pre varioram engine cars
Fits:
Porsche 993 C2/C4 3.6L 1993-95
911 (993) 3.6 L M64.05 / M64.06 / M64.07 / M64.08
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310541901
99310541901
993.105.419.01
3311.239
The product you are viewing cross references to these numbers
Vehicle Group
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
£49.50 inc. VAT
Now £42.07 inc. VAT
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99310541906/1
Product Information
Fits:
Porsche 993 C2/C4 3.6L 1996-98
911 (993), 3.6 Carrera M64.21 / M64.22 / M64.23 / M64.24
Valve head diameter 43,50 mm
Valve stem diameter 8,00 mm
Valve shaft length 109,00 mm
Valve seat angle 45 °
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10.
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99310541906
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Product Information
Engine cylinder head exhaust valve. Varioram engine carsFits:
Porsche 993 C2/C4 3.6L 1996-98
911 (993), 3.6 Carrera M64.21 / M64.22 / M64.23 / M64.24
Valve head diameter 43,50 mm
Valve stem diameter 8,00 mm
Valve shaft length 109,00 mm
Valve seat angle 45 °
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310541906
99310541906
993.105.419.06
3342.239
864428-6
99310541943
The product you are viewing cross references to these numbers
Vehicle Group
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
£49.00 inc. VAT
Now £41.65 inc. VAT
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99310541983
Product Information
Fits:
Porsche 993 Carrera RS 1995-98
Click 'Zoom in' for large parts diagram.
Diagram ref no 10
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Related, superseded, cross reference or alternative numbers for comparison.
99310541983
The product you are viewing cross references to these numbers
Product Information
Engine cylinder head exhaust valve. Fits:
Porsche 993 Carrera RS 1995-98
Click 'Zoom in' for large parts diagram.
Diagram ref no 10
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99310541983
99310541983
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Vehicle Group
Vehicle Group
- Porsche 993 (911) RS 1994-97
Price: £289.84 inc. VAT
Orderable - 14 to 28 Days
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99310541983/1
Product Information
Fits:
Porsche 993 Carrera RS - 1995 to 1998
Click 'Zoom in' for large parts diagram.
Diagram ref no 10
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Related, superseded, cross reference or alternative numbers for comparison.
99310541983
The product you are viewing cross references to these numbers
Product Information
Engine cylinder head exhaust valve. Fits:
Porsche 993 Carrera RS - 1995 to 1998
Click 'Zoom in' for large parts diagram.
Diagram ref no 10
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310541983
99310541983
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Vehicle Group
Vehicle Group
- Porsche 993 (911) RS 1994-97
£145.00 inc. VAT
Now £123.25 inc. VAT
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99310541952
Product Information
Fits:
Porsche 993 Turbo 3.6L 1995-98 (M64.60)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10.
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99310541952
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Product Information
Engine cylinder head exhaust valve. Price is for each. Valve Head Ø: 42,5 mm, Valve Stem Ø: 8 mm, Valve Shaft Length: 109 mm, Valve Seat Angle: 45 °. Fits:
Porsche 993 Turbo 3.6L 1995-98 (M64.60)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10.
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99310541952
99310541952
99310541984
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Vehicle Group
Vehicle Group
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) TURBO S 1994-97
Price: £305.12 inc. VAT
Orderable - 14 to 28 Days
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99310541952/1
Product Information
Fits:
Porsche 993 Turbo 3.6L 1995-98 (M64.60)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10.
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Related, superseded, cross reference or alternative numbers for comparison.
99310541952
The product you are viewing cross references to these numbers
Product Information
Engine cylinder head exhaust valve. Porsche 993 Turbo 3.6LFits:
Porsche 993 Turbo 3.6L 1995-98 (M64.60)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 10.
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Related, superseded, cross reference or alternative numbers for comparison.
99310541952
99310541952
99310541984
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Vehicle Group
Vehicle Group
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) TURBO S 1994-97
£55.00 inc. VAT
Now £46.75 inc. VAT
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99310540942
Product Information
Fits:
Porsche 911 (993) 3.8 Carrera RS 1995-96 (M64.20)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 9
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Related, superseded, cross reference or alternative numbers for comparison.
99310540942
The product you are viewing cross references to these numbers
Product Information
Engine cylinder head inlet valve. Fits:
Porsche 911 (993) 3.8 Carrera RS 1995-96 (M64.20)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 9
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99310540942
99310540942
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Vehicle Group
Vehicle Group
- Porsche 993 (911) RS 1994-97
Price: £232.44 inc. VAT
Orderable - 14 to 28 Days
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99310540942/1
Product Information
Fits:
Porsche 911 (993) 3.8 Carrera RS 1995-96 (M64.20)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 9
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310540942
The product you are viewing cross references to these numbers
Product Information
Engine cylinder head inlet valve.Fits:
Porsche 911 (993) 3.8 Carrera RS 1995-96 (M64.20)
Click 'Zoom in' for large parts diagram.
Diagram Ref No 9
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310540942
99310540942
3284.032
854449
854449-6
The product you are viewing cross references to these numbers
Vehicle Group
Vehicle Group
- Porsche 993 (911) RS 1994-97
£65.00 inc. VAT
Now £55.25 inc. VAT
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99310540902/1
Product Information
Fits:
Porsche 993 C2/C4 3.6L 1994-95
Porsche 993 Turbo 1995-98
911 (993) 3.6 L M64.05
911 (993) 3.6 L M64.06
911 (993) 3.6 L M64.07
911 (993) 3.6 L M64.08
911 (993) 3.6 L M64.60 TURBO
Inlet Valve. Valve Head Ø: 49 mm, Valve Stem Ø: 8 mm, Valve Shaft Length: 110 mm, Valve Seat Angle: 45 °
Click 'Zoom in' for large parts diagram.
Diagram Ref No 9.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310540902
The product you are viewing cross references to these numbers
Product Information
Engine cylinder head inlet valve. Fits:
Porsche 993 C2/C4 3.6L 1994-95
Porsche 993 Turbo 1995-98
911 (993) 3.6 L M64.05
911 (993) 3.6 L M64.06
911 (993) 3.6 L M64.07
911 (993) 3.6 L M64.08
911 (993) 3.6 L M64.60 TURBO
Inlet Valve. Valve Head Ø: 49 mm, Valve Stem Ø: 8 mm, Valve Shaft Length: 110 mm, Valve Seat Angle: 45 °
Click 'Zoom in' for large parts diagram.
Diagram Ref No 9.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310540902
99310540902
993.105.409.02
3310.239
854429-6
The product you are viewing cross references to these numbers
Vehicle Group
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) TURBO S 1994-97
£27.00 inc. VAT
Now £22.95 inc. VAT
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99310540502
Product Information
Valve Head Ø: 50 mm, Valve Stem Ø: 8 mm, Valve Shaft Length: 110,4 mm, Valve Seat Angle: 45 °.
Fits:
Porsche 993 C2/C4 3.6L 1996-98
M64.21
M64.22
M64.23
M64.24
Click 'Zoom in' for large parts diagram.
Diagram Ref No 9.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310540502
The product you are viewing cross references to these numbers
Product Information
Engine cylinder head inlet valve. Price is for each. Valve Head Ø: 50 mm, Valve Stem Ø: 8 mm, Valve Shaft Length: 110,4 mm, Valve Seat Angle: 45 °.
Fits:
Porsche 993 C2/C4 3.6L 1996-98
M64.21
M64.22
M64.23
M64.24
Click 'Zoom in' for large parts diagram.
Diagram Ref No 9.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310540502
99310540502
The product you are viewing cross references to these numbers
Vehicle Group
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
Price: £232.44 inc. VAT
Orderable - 14 to 28 Days
Shop Securely
12 Month Warranty
Worldwide Delivery
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99310540502/1
Product Information
Fits:
Porsche 993 C2 / C4 3.6L 1996-98
M64.21
M64.22
M64.23
M64.24
Click 'Zoom in' for large parts diagram.
Diagram Ref No 9.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310540502
The product you are viewing cross references to these numbers
Product Information
Engine cylinder head inlet valve.Fits:
Porsche 993 C2 / C4 3.6L 1996-98
M64.21
M64.22
M64.23
M64.24
Click 'Zoom in' for large parts diagram.
Diagram Ref No 9.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99310540502
99310540502
3341.239
854427-6
The product you are viewing cross references to these numbers
Vehicle Group
Vehicle Group
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
£28.00 inc. VAT
Now £23.80 inc. VAT
In Stock - 24 Hour Dispatch
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12 Month Warranty
Worldwide Delivery
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