Engine Components

Pistons

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Our piston range has now moved into a new dimension - In addition to our well-established custom forged piston service, for those at the top level of racing, we can reveal our latest weapon. Designed using state-of-the-art 3D CAD equipment and manufactured by the undisputed piston gurus at JE, these new pistons are like nothing previously seen on a Jaguar. Whilst up until now, the forged pistons available for the XK piston have been based on the original 50's design, our crown design has been developed to ensure that the air/fuel mixture is forced into an optimal space around the spark plug, allowing higher compression ratios than were previously conceivable without the usual danger of detonation on the shrouded face. Lighter than any other assembly we know (JE promised there was not another gramme could be squeezed from our design!), they are available either for conventional length con-rods, or in a long-rod format (seriously light!). Make no mistake, these are the best forged pistons available for the XK engine, and are exclusive to us! We can also offer a range of pistons for XK 6-cyl and V12 engines from standard cast pistons to big-bore forged piston conversion kits- up to 4.7 litres from the 6-cylinder with our long stroke crank kit!), and 6.1 litres from the V12 (V12 long strokes are available to order- contact us for details).



Flanged Liner Kits


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  • We replace all XK 6 cylinder liners to this specification using our unique method
  • Eliminates liner movement
  • Eliminates 'over tight' liner/block distortion
  • Permanently seals liner to liner bore/water jacket (no leaks!)
  • Liner kit supplied with sealing fluid, machining & fitting instructions

    Price: £415.00 per set (3.8/4.2)


    ARP Heavy Duty Rod Bolts For All 6 Cylinder Stock Rods

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    Heavy duty rod bolt & nut sets from World leaders ARP
    For 6 cylinder engines, includes bolt and nut.

    Price: £165.00 per set of 12 assemblies

     

    Professional Bolt Stretch Gauge

    Professional Bolt Stretch Gauge

     

    • The professional way to tighten critical bolt assemblies
    • Ideal for con rod bolts or studs
    • Far more accurate than simply 'torquing'
    • Far quicker & easier than many think!
    • Far more economical than many think!

    Very easy to use & more importantly very accurate & lets you know if your rod bolts are perfect or substandard quality

    • Better quality build!
    • More accurate build!!
    • Better 'piece of mind' than just torquing!
    • Easy to use

    Price: £125.50

     

    ARP Head Stud Sets

    ARP fasteners are the World leaders in this field. ARP quality simply cannot be beaten.


    Available for 3.8 and 4.2

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    Price: Short spec (no lifters)£250.00 per set 14 parts

    Price: Short spec (with lifters)£290.00 per set 14 parts

    Price: Long 4.2 spec £445.00 per set 14 parts

    Price: V12 spec £995.00 per set 100 parts

    ARP Main Bearing Cap Stud Kit

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    Full race engines sometimes suffer from the main bearing caps "fretting" against the cylinder block, due to insufficient clamping force from ancient design bolts.
    Our solution? Fit this stud kit and clamp your caps down properly!

    Price: £275.00 per kit


     

    Crankshafts

    Long-stroke cranks are available for those engaged in the never-ending search for more CC's!


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    New, forged V12 crank - to 84mm+ stroke Price:£9350.00




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    New, 3.8, billet 6 cylinder crank fully counterweight rope seal version - Price:£5720.00

    New, 3.8, billet 6 cylinder crank fully counterweight, *RBR lip seal version* - Price:£5450.00

    New, 4.7, billet 6 cylinder crank, *RBR lip seal version* - 115mm stroke Price:£7250.00

    New, 4.7+ billet 6 cylinder crank, *RBR lip seal version* - up to 125mm stroke Price:£7550.00

    Note *RBR lip seal version* Needs RBR flywheel, Seal & Bolt Kit & Seal Housing If Needed



    Lipseal Crank Conversion

    When rebuilding your engine give some thought to this conversion. How many people do you know who've had trouble with the rear crankshaft "rope seal" leaking? Rectifying a leaking rope involves removing the crank, which in turn involves removing the engine! Just consider how the labour bill for this would have paid for our conversion which replaces the seal with a modern one-piece item, as found on any modern car. Other cheaper designs have tried to use a two piece seal, as found on nothing this century!
    This conversion is available for all 6 cylinder XK engines.
    Kit includes: modified, ground (as ness) and balanced crankshaft (exchange), new flywheel, modified rear seal housing (exchange).
    Price: £995.00 inc balanced not ground (customer's rope seal housing required)
    Price: £1350.00 inc ground & balanced (customer's rope seal housing required)

    4.2 Crankshaft sludge plugs

    Replacement for Jaguar part number C23761

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    Price: £42.00 per set

    3.4 / 3.8 Crankshaft sludge plugs

    Replacement for Jaguar part number C4283

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    Price: £27.00 per set

     

    Crankshaft Scraper Plates

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    This plate bolts between the sump and block and "wipe" the oil mist from the crank to minimise windage losses.Note:Due to the individuality of engines, these plates are not supplied ready-to-fit and will require matching to your own unit. They are still however a far quicker and easier option than making your own from scratch!

    Price: £49.50

    Fluid Crankshaft Harmonic Damper

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    These dampers use a fully enclosed silicone fluid as the damping medium which can absorb torsional vibrations at all engine speeds. The timing marks are also solidly linked to the centre, ensuring reliable timing every time. Kit comes with all necessary brackets and fasteners and a new anodised aluminium pulley.

  • These dampers use a fully enclosed silicone fluid which absorbs torsional vibrations at all engine speeds
  • Direct replacement for all 6 cylinder XK engines
  • All specs of pulleys available - V, W & serpentine made in the highest spec hard anodised aluminium
  • Come as a complete kit - ready to fit
  • Price: £675.00

     

    Aluminium Oil Gallery Plug Set

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    These 'beautifully made' anodised aluminium plugs 'set off' an engine rebuild along with being a modern, lightweight material.

    Price: £92.50 per set

    Price: £15.00 Sump Plug

    Aluminium, magnetic gearbox drain plug Price: £15.50

     

    High-Capacity Oil Pumps

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    This internally uprated oil pump has been developed in conjunction with the original manufacturer and offers 30%+ increased flow over the standard setup.

  • All new 6 Cylinder High Capacty Oil Pump
  • Made in latest high quality materials
  • CNC machined to exacting standards
  • Over 10% increase in rotor depth
  • Price: £175.00

     

    High-Capacity V12 Oil Pumps

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  • All new V12 High Capacty Oil Pump
  • Made in latest high quality materials
  • CNC machined to exacting standards
  • Over 20% increase in gear thickness
  • Price: £865.00 - To suit early or late spec engines (later spec engines need early spec drive gear)

     

    Standard & uprated relief valve springs

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  • All new British made!
  • Made in latest high quality materials
  • Standard & uprated specs
  • To suit 6 cylinder E-Type models etc


    Price: £22.00  

    Adjustable Uprated Oil Relief Valve (Sealed, screw-in late 6 cyl version)

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    We now also offer an adjustable version of our uprated valve for very fine pressure adjustments

    price: £152.00
     

    Oil Relief Valve Rebuild Service (V12 version)

    We can now offer a one day relief valve strip, clean & rebuild service for all V12 engines incorporating a standard or uprated internal spring

    price: £105.00
     

    V12 Relief Valve Socket

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  • Removal & installation socket
  • To suit all V12models


    Price: £48.00

      

    All New - 6 cylinder spin-on oil filter adaptor

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    • Easily converts early paper element to modern spin-on type filter!
    • No need to fit full oil cooler kit!
    • No more fiddley fitting of 'bowl type' filter assembly!
    • No more leaky bowl oil seals!

    Price: £85.00 full kit, all parts needed types 1, 2 & 3

    Price: £135.00 full kit, all parts needed type 4

    Click HERE For Application Guide




     

    All New - V12 E-Type spin-on oil filter adaptor

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    • Easily converts early paper element to modern spin-on type filter!
    • No need to fit full oil cooler kit!
    • No more fiddley fitting of 'bowl type' filter assembly!
    • No more leaky bowl oil seals!

    Price: £280.00 full kit, all parts needed


     

    RBR High-Torque Geared Starter Motors For All Applications

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      We have now had our own starters produced in the UK by the leading starter motor specialist. The starter itself is of the gear reduction type, bringing twice the cranking torque whilst drawing only half the current of the original item. And they only weigh half as much! drawing half the current! Fitment:

      • Type1 - Fits Mk2 3.4 and 3.8, Mk10 3.8, S-Type 3.4 and 3.8, E-Type 3.8.
      • Type2 - Fits E-Type 4.2, Mk10 4.2, 420, 420G, XJ6 4.2 SI to SIII & XK
      • Type3 - Fits 3.8 flywheel (104 tooth) with 4.2 bell housing
      • Type4 - Fits 4.2 flywheel (133 tooth) with 3.8 bell housing
      • Price: £195.00

         

      • Price: £195.00

         

      • Type5 - Fits late V12 E-Type / V12 XJ range 160T flywheel
      • Type6 - Fits Early V12 E-Type 134T flywheel
      • Price: £210.00
         
         

        New Small Diameter Full Race Flywheel & Starter Combination

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        • To suit all 6 cylinder race engines utilising the 4.2 bellhousing only
        • To suit all 6 cylinder race engines utilising 7.25" multi-plate clutches
        • All new, lightweight & steel to suit either stock or RBR lip seal cranks
        • CNC machined
        • Zero balanced - ready to fit
        • 4.75 KG

        Price: £695.00 Type 7 Starter & flywheel Combination



        We Have A Small Quantity Of Reconditioned Standard 6 Cylinder Flywheels

        • Excellent Condition, Zero Balanced & Ready To Fit
        • XK, 3.8, 4.2 E-Type etc

        Price: £250.00



        New Standard 6 Cylinder Flywheels

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        • To suit all 6 cylinder models XK to XJ
        • All new, lightweight & steel
        • CNC machined
        • Zero balanced - ready to fit
        • 9 KG

        Price: £465.00

         
         

        New 'Superlite' 9.5" Clutch Flywheels

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        • To suit all 6 & 12 cylinder race engines utilising 9.5" single-plate clutches
        • All new, lightweight & steel
        • CNC machined
        • Zero balanced - ready to fit
        • 5.4 KG

        Price: £545.00


         
         

        New Standard V12 Flywheels

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        • To suit all 12 cylinder models V12 E to XJ
        • All new, lightweight & steel
        • CNC machined
        • Zero balanced - ready to fit
        • 8.4 KG

        Price: £465.00

         
         

        New 'Superlite' Race Flywheels

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        • To suit all 6 & 12 cylinder race engines utilising the stock ring gear/starter configuration
        • To suit all 6 & 12 cylinder race engines utilising 7.25" multi-plate clutches
        • All new, lightweight & steel
        • CNC machined
        • Zero balanced - ready to fit
        • 4.6 KG

        Price: £495.00

        New 'Shrink Fit' ring Gears

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        New Performance Engine Mounts!NOW AVAILABLE!


        Uprated - Click here to enlarge Super Strong - Click here to enlarge

           

          Uprated engine mounting rubbers for 6 cylinder E-Types, Mk2's XK's etc. to match the increased power of your engine. Overpeened construction ensures a fail-safe installation that won't let you down!
          Price: £55.00 per pair (Road)

          Super Strong engine mounting rubbers for 6 cylinder E-Types, Mk2's XK's etc.
          Price: £67.00 per pair (Track day/race)





          Heavy Duty XJ & V12 E-Type Engine Mounts

          Uprated - XJ12 Range - Click here to enlarge Uprated - XJ6 Range - Click here to enlarge Uprated - V12 E-Type - Click here to enlarge

           

        • Harder shore rubber front engine mounts
        • Essential for all 'high torque' applications
        • Reduces engine movement
        • Long lasting - British made!

          Price: £70.00 per pair

           

          Brackets and Locktabs

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          We have now reproduced the following parts:
          Part Number Description Price
          C10333 Locktab for Hydraulic Timing Chain Tensioner £3.00
          C20397 Locktab for Lower Timing Chain Damper No C21815 £3.00
          C21831 Locktab for Lower Timing chain Damper No C13614/1 £3.00
          C21793 Oil Pickup Pipe Supporting Strut (On Oil Pump) £4.75
          C21849 Oil Pickup Pipe Supporting Strut (On Centre Main) £14.00
          C21850 Clamp for Oil Pickup Pipe (Attaches to C21849) £14.00
          C33917 Locktab for Camshaft (late 6-cyl and all V12) £3.00
          C30176 Locktab for Jackshaft (V12) £3.00

          All Prices Quoted Are Exclusive Of VAT And Delivery