Engine Bolts / Studs

Crank Case Jointing Bolts Kit.

Kit Includes
11 x Crank case Long screw studs
2 x Crank case Short screw studs
13 x Crank case screw Washers
13 x Crank case screw O-rings
11 x Crank case screw Nuts

Fits:
Porsche 964 1989-94
Porsche 993 1994-98
Porsche 996 Turbo

Click 'Zoom in' for large parts diagram.
Diagram Ref No 26, 27, 28, 29, 46.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

ENGINEKIT06

The product you are viewing cross references to these numbers

Cylinder head studs.
PACK OF 12. Normally 24 studs per engine.



Fits:
Porsche 911 1965-89
Porsche 964 1989-94
Porsche 993 1994-98

This product supersedes Porsche's old part numbers:
- 99310117051

Solves the problems of loose head studs, The exhaust leak you hear in the 911 may actually be the cylinder head leaking where the studs have pulled loose. As Porsche increased displacement of the 911 engine, the different rates of thermal expansion have caused head studs to break or pull out from the engine case. 

Click 'Zoom in' for large parts diagram.
Diagram Ref No 2.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99310117054

The product you are viewing cross references to these numbers

Cylinder head studs.
PACK OF 24. Normally 24 studs per engine.



Fits:
Porsche 911 1965-89
Porsche 964 1989-94
Porsche 993 1994-98

This product supersedes Porsche's old part numbers:
- 99310117051

Solves the problems of loose head studs, The exhaust leak you hear in the 911 may actually be the cylinder head leaking where the studs have pulled loose. As Porsche increased displacement of the 911 engine, the different rates of thermal expansion have caused head studs to break or pull out from the engine case. 

Click 'Zoom in' for large parts diagram.
Diagram Ref No 2.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99310117054

The product you are viewing cross references to these numbers

Dilavar Head Studs.
SET OF 24 STUDS (Original Porsche Quality)



Fits:
Porsche 911 1965-89
Porsche 964 1989-94
Porsche 993 1994-98

Click picture for large parts diagram.
Diagram Ref No 2.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99310117054

The product you are viewing cross references to these numbers

Engine head stud, SET OF 12. Dilavar



Fits:
Porsche 911 1965-89
Porsche 964 1989-94
Porsche 993 1994-98

Click 'Zoom in' for large parts diagram.
Diagram ref no 11

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99310117054

The product you are viewing cross references to these numbers

Engine Head Studs. PACK OF 12
Normally 24 studs per engine.

Solves the problems of loose head studs, The exhaust leak you hear in the 911 may actually be the cylinder head leaking where the studs have pulled loose. As Porsche increased displacement of the 911 engine, the different rates of thermal expansion have caused head studs to break or pull out from the engine case.

Superior Tested/Proven strength. (compared to Dilavar & Raceware)

Fits:
Porsche 911 1965-89
Porsche 964 1989-94
Porsche 993 1994-98

This product supersedes Porsche's old part numbers:
- 993 101 170 51

Click picture for large parts diagram.
Diagram Ref No 2.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99310117054

The product you are viewing cross references to these numbers

EPS Engine Head Studs. PACK OF 24
Normally 24 studs per engine.

Solves the problems of loose head studs, The exhaust leak you hear in the 911 may actually be the cylinder head leaking where the studs have pulled loose. As Porsche increased displacement of the 911 engine, the different rates of thermal expansion have caused head studs to break or pull out from the engine case.

Superior Tested/Proven strength. (compared to Dilavar & Raceware)

Fits:
Porsche 911 1965-89
Porsche 964 1989-94
Porsche 993 1994-98

This product supersedes Porsche's old part numbers:
- 993 101 170 51

Click picture for large parts diagram.
Diagram Ref No 2.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99310117054

The product you are viewing cross references to these numbers