Twin Spark Engine Parts
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Alfaholics Twin Spark EnginesAlfaholics can provide 2.0 Twin Spark engines for trackday or race usage. Engines can be built as either complete first series 75 engines, or with the option to have a second series (cleaner looking) 155 head. Whether you want injection or carburettors, distributor or mapped ignition we have a solution for your needs! Performance options ranging from 190-220BHP. Please e-mail or call Max @ Alfaholics for details on specification & options. Latest development for 2010 with 155 Twinspark Head. For this customer we needed to build an engine running with only 4 plugs and single distributor to meet his race regulations. Head additionallyMore... |
Price: £POA (ex VAT) |
Alfaholics Super SleeveWe have developed this special liner system in order to prevent the notorious head gasket failures usually encountered when running a conventional Autodelta style monosleeve liner. The problems associated with these Autodelta liners are brought about by a reduction in structural stiffness as a consequence of the base of the block having to be machined away extensively to fit this type of sleeve. Traditionally, it had been necessary to use a monosleeve in certain instances, i.e. when running a 1750 block with 84.5mm bore (for 2000 GTAm application) and also in Nord & Twin Spark engines in order to runMore... |
Price: £2995.00 (ex VAT) |
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Alfaholics GTAm Twin Spark Cam CoverManufactured exclusively for Alfaholics, this cam cover gives a stunning GTAm look to the twin spark engine. CAD drawn and CNC precision machined from a solid billet of aircraft-grade aluminium, the quality is amazing – it has to be seen to be fully appreciated! It can be supplied hard anodised either grey or dark red, or alternatively in a polished aluminium finish. By computer designing this cam cover, we have been able to improve on two particularly poor features of the original GTAm and standard twin spark cam covers. Firstly, we have replaced the often leaky GTA breather filler capMore... |
Price: £1195.00 (ex VAT) |
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Forged Lightweight Twin Spark PistonsBeautiful quality with special anti-friction coated skirt, exclusive to Alfaholics. 84.6mm. These pistons are of the very highest quality of design and manufacture and are extremely lightweight. Piston mass reduction is critical to reducing conrod loadings which is very important in these 2.0 Alfa engines which have a long stroke. We can have these made to any diameter if required. Come complete with gudgeon pins, circlips and piston rings. Pistons pocketed to allow use of the latest profile Alfaholics race cams. |
Price: £215.00 each (ex VAT) |
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Alfaholics Twinspark Race ConrodsManufactured exclusively for Alfaholics to our own specification, recommended for use on Twinspark engines that regularly use over 7,000rpm. These rods are simply the highest quality parts available on the market, fit the best! These rods feature an I-beam section, which makes them lighter than the typical H-beam design whilst being just as strong. We have manufactured these rods to 2.0 Nord 157mm length as being slightly longer makes the application of the piston force to the crank more efficient. Compatible for use with our own forged twinspark pistons and most other aftermarket pistons. |
Price: £235.00 each (ex VAT) |
Alfaholics Stainless Steel Sports Exhaust for Twin Spark ConversionsSuperb quality, unrivalled on the market! Primary & secondary lengths and bores optimised on the dyno. With this system fitted the engine will rev much freer with higher rev capability and in the region of 10BHP increase at max power and 8lb/ft torque. We have back to back tested this system with the CSC mild steel system and found our system has a 15BHP advantage @ 4,500 rpm! To suit all 105 models with hydraulically operated clutch, both LHD and RHD, hanging or standing pedals. Conversion for mechanically operated clutch cars reasonably simple. 3 different link pipes to suit theMore... |
Price: £750.00 (ex VAT) |
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Alfaholics Stainless Steel Under Axle Conversion for GT/GiuliaRace under axle conversion for our stainless steel sports exhaust. Suitable for all cars running very low rear ride height and required for cars running a Watts link or Panhard conversion. Features shorter rear exit to suit de-bumpered cars. Straight through race silencers ensure maximum performance whilst being quiet enough to pass noise tests well under 99dB. Requires shortening of axle straps. Can be retro fitted to cars fitted with our stainless steel exhaust for £330, or available as a £20 upgrade on full Alfaholics system price – please specify when ordering. |
Price: £330.00 (ex VAT) |
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8v Twin Spark Inlet ManifoldConvert your 8v Twin Spark engine to run on carburettors or throttle bodies with this superbly manufactured inlet manifold. Comes with water temperature sensor point tapped to take 105 series sensor and heater outlets tapped. Casting also includes pick up point for carburettor throttle quadrant. As used on Max’s GTA Replica. |
Price: £295.00 (ex VAT) |
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Alfaholics DLC Coated Cam FollowerPremium race quality cam follower with special F1 technology DLC anti-friction coating. Over the past few years we have seen a general reduction in quality of the Alfa cam followers, this has triggered us to produce this ultimate quality item. The ultimate solution for all serious racers. |
Price: £26.00 (ex VAT) |
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Alfaholics Thermostat in HousingAlfaholics production. CNC machined billet aluminium remote thermostat housing for twinspark conversion 105 Series cars. We have manufactured this system to allow us to source a lower temperature thermostat than using the Alfa sourced item typically available. By running a 74 degree thermostat rather than one typically 10-12 degrees hotter results in a 3BHP increase in back to back tests on the rolling road. The cheapest BHP increase to be found! |
Price: £69.95 (ex VAT) |
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Alfaholics Full 3-D Mapped Ignition System for Twin SparkConvert away from original twin distributor or avoid expensive GTA 8-point distributor conversion with this superb mapped ignition kit. This is a full 3-D setup which allows ignition advance to not only be endlessly variable dependant on engine revs, but also with regard to throttle position. As a result the ignition timing can be refined far beyond the wildest dreams of a distributored engine! This results in a far smoother power curve and far greater ability to iron out flat spots. As a result, far more wild ‘race type’ cam profiles can be used on road/trackday engines, than could normally,More... |
Price: £795.00 (ex VAT) |
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Alfaholics Throttle Body Injection System for TwinsparkFollowing the huge success of our 3-D mapped ignition system, we have introduced this new system for full fuel injection control. It uses a pair of high quality throttle bodies combined with air temperature, coolant temperature, throttle position and exhaust lambda sensors to control both fuelling and ignition. We have carefully selected injectors which are rated to 250BHP in a 4 cylinder application to ensure that the injector flow rate is optimised for Twinspark application. Many ‘off the shelf’ injectors are rated to 185BHP which is inadequate, whilst the common ‘next size up’ injector is rated to over 300BHP, which causes poorMore... |
Price: £2400.00 (ex VAT) |
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Alfaholics Twin Spark HT Lead SetRace quality HT Lead set for twinspark engine cars running our Alfaholics 3-D mapped ignition system |
Price: £125.00 (ex VAT) |
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Billet Aluminium Twinspark Oil Filler CapOriginal plastic Twinspark oil filler caps are notorious for cracking, problem fixed with this item! |
Price: £39.00 (ex VAT) |
Twin Spark Head GasketSpesso or Reinz |
Price: £41.00 (ex VAT) |
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Twin Spark Head Overhaul SetPremium quality Spesso, includes Spesso head gasket |
Price: £85.00 (ex VAT) |
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Twin Spark Inlet Manifold Gasket |
Price: £13.50 (ex VAT) |
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Twin spark Exhaust Manifold Gasket |
Price: £3.75 each (ex VAT) |
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Twin spark Inlet Valve |
Price: £18.50 each (ex VAT) |
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Twin spark Exhaust Valve |
Price: £19.75 each (ex VAT) |
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Twin spark Inlet Valve GuideOriginal Alfa guide |
Price: £8.00 each (ex VAT) |
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Twin spark Exhaust Valve GuideOriginal Alfa guide |
Price: £7.00 each (ex VAT) |
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Twin spark Valve Guide Seal – Goetze |
Price: £1.95 each (ex VAT) |
Twin spark Full Gasket Set – ReinzIncludes headgasket & crank seals |
Price: £120.00 (ex VAT) |

















