Aston Service Dorset : Engine Parts
       
      Aston Service Dorset : Aston Martin DB2 + DB2/4 MkI - MkII  
           
    Engine

  Cylinder Block (Plate A)
  Cylinder Head (Plate B)
  Crankshaft (Plate C)
  Timing Case (Plate D)
  Oil Pump and Sump (Plate E)
  Engine Electrical (Plate F)
  Carbs and Manifolds (Plate G)
  Engine Mountings (Plate H)



  Fuel, Cooling + Exhausts

  Transmission

  Suspension + Steering

  Brakes + Pedal Gear

  Electrical + Instruments

  Chassis, Frame, Body, etc.
    For all Parts Catalogues, Workshop Manuals and Instruction Books please follow the link to the technical publications page.

Aston Service Dorset: Engine Parts

The engine as standard is an all aluminum, in-line six cylinder 3.7ltr with twin overhead camshafts. The modern trend has been to bore these engines out to 4.2ltr

We endeavor to stock a number of parts to recondition the above engines, examples of the more popular parts are below, for anything else please
contact us and we will do our best to help.



Aston Service Dorset: Cylinder Block

Aston Service Dorset : OIl Pressure Relief Valve   20-01-132


20-01-133

20-01-134

20-01-147
  Oil Pressure Relief Valve up to Chassis No. 601

Spring Relief Valve

Plug Relief Valve

Joint - Relief Valve Bush

         
Aston Service Dorset : OIl Pressure Relief Valve Series III and IV   22-01-132


22-01-133

22-01-134

20-01-145
  Oil Pressure Relief Valve Series III and IV

Spring Relief Valve

Plug Relief Valve

Joint - Relief Valve Bush
         
Aston Service Dorset : Gasket OPRV   690649

690448

20-01-145
  Copper Washer Relief Valve

Shim/Shakeproof Washer

Joint - Relief Valve Bush
         
Aston Service Dorset : OIl Pressure Relief Valve Series V   23-01-132

23-01-133

20-01-145

23-01-170
  Oil Pressure Relief Valve Series V

Spring Relief Valve

Joint - Relief Valve Bush

Shim

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Aston Service Dorset: Cylinder Head

The Valve Clearances should be as follows: Inlet 0.009/0.011" and Exhaust 0.011/0.013" - measured cold.

Valve Timing, measured with the correct valve clearances, as follows:

Inlet Camshaft: No 1 Inlet Valve should be open 0.064" at Top Dead Centre (TDC) with the valve on the opening side cycle.

Exhaust Camshaft: No 6 Exhaust Valve should be open 0.040" at TDC on closing side of the cycle.

Some of the parts we have available are below, for anything else please contact us



Aston Service Dorset : Camshaft Cover   20-07-004

20-07-129
  Camshaft Cover Assembly

Joint Camshaft Cover, made of gasket paper rather than cork
         
Aston Service Dorset : Composite Head Gasket   AM4200S   3.7 to 4.2ltr Composite Head Gasket

This gasket is a modern alternative to the standard copper one and fits DB4 to DBS cars with a bore size up to 102mm
         
Aston Service Dorset : Composite Head Gasket Set   AM4200SPK   3.7 to 4.2ltr Composite Head Gasket Set

This set includes the above composite head gasket and all other gaskets required for the top end
         
Aston Service Dorset : Special Studs   20-07-127


123185
  Rear Special Stud for the Camshaft Bearing Cap

Stud 1/4" UNC/UNF Camshaft Cover
         
Aston Service Dorset : Front Cover Assembly   20-07-003   Front Cover Assembly up to Chassis No. 700
         
Aston Service Dorset : Inlet Valve DB4   20-06-120

20-06-112

20-06-130
  Inlet Valve

Valve Seat Inlet

Cap Valve Spring
         
Aston Service Dorset : Exhaust Valve DB4   22-06-121

20-06-113

20-06-130
  Exhaust Valve

Valve Seat Exhaust

Cap Valve Spring
         
Aston Service Dorset : Valve Springs DB4   20-06-122

20-06-123
  Valve Spring Outer

Valve Spring Inner
         
Aston Service Dorset : Adaptor Rev Counter   22-07-120


22-07-147
  Joint Rev Counter Drive Unit from Chassis No. 601

Adaptor Rev Counter Drive Unit from Chassis No. 601
         
Aston Service Dorset : Spark Plug Shrouds   21-07-135   Spark Plug Shroud for the DB4GT

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Aston Service Dorset: Crankshaft Assembly


Aston Service Dorset : Flywheel and Starter Ring Gear   20-02-112

20-02-113
  Flywheel up to Chassis No. 765

Starter Ring up to Chassis No. 765

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Aston Service Dorset: Timing Case

Aston Service Dorset : Timing Case   21-03-002


21-03-127

125439
  Timing Case Complete for Chassis No. 267 Onwards

Joint - Timing Case/Cylinder Block

Oil Seal

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Aston Service Dorset: Oil Filter

The sump on early cars contained 14 pints of oil which was soon increased to 17 pints and from Chassis No. 571 the capacity increased to 21 pints.


Aston Service Dorset : Oil Strainer and Suction Pipe Assembly   20-04-005


20-04-003
  Suction Pipe Assembly up to Chassis No. 570

Oil Strainer Assembly up to Chassis No. 570

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Aston Service Dorset: Manifolds Plate G

Lucas 12 Volt System and Dynamo, using 14mm Sparking Plugs and Lucas Distributor with automatic centrifugal advance. Contact Breaker Gap should be set at 0.014-0.016"

Aston Service Dorset : Distributor Cap assembly   20-07-704   Distributor Cap Assembly
         
Aston Service Dorset : Rotor Arm, Condenser and Contact Breaker Set   20-07-701

20-07-703

20-07-700
  Rotor Arm

Condenser

Contact Breaker Set
         
Aston Service Dorset : Red Rotor Arm   20-07-701A   Red Rivetless Rotor Arm

These new type rotor arms are rivetless and considerably more reliable than the originals

         
Aston Service Dorset : Shroud Spark Plug   20-07-135   Shroud Spark Plug
         
Aston Service Dorset : Dynamo Pulley   20-09-112   Dynamo Pulley for Cars up to Chassis No. 417

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Aston Service Dorset: Manifolds Plate G

The DB4 was fitted with twin side-draught S.U. carburettors as standard, this was increased to three for the Vantage Spec Engine and triple Webers were fitted to the DB4GT.


Aston Service Dorset : Exhaust Manifold   20-08-111

20-08-112

20-08-113

20-08-115
  Stainless Exhaust Manifold Front

Stainless Exhaust Manifold Rear

Gasket Exhaust Manifold

Gasket - Manifold to Down Pipe
         
Aston Service Dorset : Inlet Manifold   20-08-120

20-08-121

20-08-135

20-08-136
  Inlet Manifold

Joint Inlet Manifold

Joint Carburettor

Insulator Block
         
Aston Service Dorset : Balance Pipes   20-08-003

20-08-004

20-08-162

690483
  Front Balance Pipe Assembly

Rear Balance Pipe Assembly

Hose - Connecting Balance Pipes

Jubilee Clip Balance Pipes
         
Aston Service Dorset : Choke Control Cable   20-38-142

20-08-153
  Choke Control Cable Assembly

Clamp Plate - Clamp Support
         
Aston Service Dorset : Connecting Rods Choke Levers   20-08-754   Connecting Rod Assembly - Choke Levers
         
Aston Service Dorset : Front and Rear Water pipe Assembly   20-08-009

20-08-010
  Rear Water Pipe Assembly

Front Water Pipe Assembly

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Aston Service Dorset: Manifolds Plate G

Aston Service Dorset : Front Engine Mounting   20-10-120

20-10-166
  Front Engine Mounting

Shim for Front Engine Mounting

         
Aston Service Dorset : Rebound Rubber   20-10-118

20-10-119

20-10-121
  Rebound Rubber

Shim - use as required

Shim - use as required
         
Aston Service Dorset : Forward Lug   20-10-172

20-34-118

20-10-173

20-10-057
  Forward Lug

Rubber Bush

Distance Tube

Strut Assembly
         
Aston Service Dorset : Rear Engine Mounting   20-10-055

23-10-179

20-10-176

20-10-164
  Rear Engine Mounting Bracket

Mounting Plate - Later Cars

Tightening Ring Assembly

Rear Engine Mounting
 
           
© 2009 Aston Service Dorset   Back to top