Expand All | Contract All Home eBay Shop V8engines.com New Engines Can I fit a 4.0 or 4.6 litre engine in place of my 3.5, 3.9 or 4.2? Engine Components What sizes are your Stage 3 or Ultimate Big Valves? Can ARP Stud Kits be re-used? On my engine rebuild which bolts can I re-use? What water pump do I need? Gaskets What are the effects of fitting the composite head gaskets to a 3.5/3.9 litre engine? Cylinder heads, Valves and rocker assemblies The evolution of Rover heads and valve guides. Cam shaft, tappets and timing chain Questions How can I identify a worn cam shaft or tappets? Can performance cam shafts be used on the Sagem engine? Which timing mark should use on the JP timing chain set? Crank shafts, conrods, pistons and rings Are race spec. pistons available for the 4.0 or 4.6 litre engine? What make are your +20 thou pistons? Ignition Systems How can I water proof my distributor? Our essential Ignition check list. Is your vacuum advance suitable for my distributor? Is my vacuum advance faulty? What distributor should I use? Will the remanufactured distributor that you offer fit my engine? Mallory Unalite Will the Mallory distributor/oil pump drive be correct for my engine? Mallory Dual Point Will the Mallory distributor/oil pump drive be correct for my engine? Carburetters What jets do I need for the Weber 500? I have upgraded from twin carbs to the Weber 500, do I need a fuel pressure regulator? When fitting the Weber 500, which intake manifold do I need? Which cylinders are supplied fuel by the right and which by the left part of the Weber 500? My Weber 500 carburetter cable has broken, what can cause this? Fuel Injection What type of injection system does my Range Rover P38 have? Can I re-chip my Thor Range Rover or Discovery? How do I fit the Hotwire adjustable fuel pressure regulator? What fuel pressure regulator do I need? LPG Systems Will the Active Mixer fit a 2 barrel carburettor? Once LPG converted will my car start on LPG? Why do you convert the P38 air box to the Classic air box? Suspension Will the Koni shocks make the ride less comfortable? Transmission What weight are your lightened flywheels? Exhausts What do the Janspeed exhausts look like? Vehicle upgrades/specific Questions Where should I start for more power on my 3.9 Range Rover Classic/Discovery Series I? Instructions SU FASD Instructions JP Timing Chain Instructions How do I fit the Hotwire adjustable fuel pressure regulator? How do I wire in your RPi Power Amplifier? How do I wire my Mallory Distributor? Converting a later distributor-less engine to the earlier distributor style.