ZIDAN MOTORSPORT

BIG Runner GM Inlet Manifold for C20LET & C20XE engines

Vapour honed & treated with ACF-50 for a longer lasting factory finish.

Complete big runner inlet manifold that is the best factory inlet for flow on forced induction C20XE & C20LET engines, so great when wanting to produce up to and sometimes beond 400-420BHP on a factory manifold. We have seen over 400BHP achived on these manifolds consitantly.

GM Part No: 90 448 197

GM Inlet Manifold for C20LET engines

Vapour honed & treated with ACF-50 for a longer lasting factory finish.

Complete manifold but has the throttle body cooler fittings and breather fitting removed, easily replaced from any other C20LET or C20XE manifold.

Fitted to;

• Vauxhall Calibra 2.0l 16v 4x4 Turbo C20LET
• Vauxhall Cavalier 2.0l 16v 4x4 Turbo C20LET

GM Part No: 90 233 863

Differential Bearing set for Vauxhall F28 Gearbox

Includes 2 Taper Roller Bearing kits.

The F28 Differential uses 2 Different sized Bearings which are both provided in this kit.

O.E Fitment Bearings supplied

Vauxhall Nova Big Block Custom Machined Conversion Hub to be used with the original size Nova bearings and the Big Block CV Joints.

This is the alternative and more cost effective way of using big block shafts and CV's without having to machine the hub knuckles to allow larger bearings.

• Custom Drive shafts to carry out big block conversion also available in the shop.
• On request we can also machine a 5 stud Hub to fit the original Nova wheel bearing, please enquire for details.

C20XE / C20LET Custom Oil Pick up pipe.

Direct fit to the C20XE / C20LET engine using Z20LET Pump

Comes with genuine GM seal

This custom pick up pipe replaces the standard 19mm diameter pick up pipe with our larger 22mm diameter pipe. This allows better oil flow from the upgraded Z20 oil pump to maintain a higher oil pressure throughout the engine.

We recommend this for high power/high revving naturally aspirated engines or increased power turbo engines.

(We also sell the Z20LET Pump REQUIRED to use this with)

*Please send us your original pick-up pipe for a £25 refund on your order

Genuine GM reconditioned vapour honed & ACF50 treated for a longer lasting finish used oil cooler adaptor kit for C20XE / C20LET engines. Part No. 90322485

Direct fit to the C20XE / C20LET oil pump.

Can be used with origonal oil cooler set up or after market.

This kit comes with;

• New O ring seal.
• GM Oil cooler pipe fitting banjo bolts.
• GM Long centre bolt to fit to pump & oil filter thread.

We recommend this for high power/high revving naturally aspirated engines or increased power turbo engines.

O.E. Quality Z20LET Pump upgrade for the C20XE / C20LET engine applications. This is to provide higher oil pressure, better lubrication and protection for the crankshaft main bearings and big ends and to help retain the oil between the bearings and crank journals for better life span of the engine to cope with the higher power output, especially on forced induction applications.

Pump comes with new gasket & oil pick up o ring.

(We also sell the REQUIRED custom pick-up pipe to use with this oil pump)

Blue Print Water Pump with Metal Impeller to suite C20XE / C20LET engines with the later 'square tooth' belt found in the following vehicles:

• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

Genuine Pierburg O.E Fitment Boost Pressure Control Solenoid used on the Astra (H) Mk5 VXR 2.0 16v Turbo.

Perfect to use on standalone management where a boost bleed off / wastegate control solenoid is required.

These are used as an O.E replacement on the k04 Turbo fitted to the Z20LEH engine.

• 3 Port
• 2-Pin Ev1 plug

C20LET Wiseco Forged Pistons - (86mm Bore)

Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco’s Professional Series.

Also available in 86.5mm and 87mm.

If you require a different size then please get in touch so we can check stock and availability.

4340 Chrome Moly Steel H-Beam Con-Rods for the C20XE / C20LET engine applications found in:

• Astra Mk2 GTE 16v
• Astra Mk3 GSI
• Cavalier Mk3 GSI / SRI / 4x4 Turbo
• Calibra 16v / 4x4 Turbo

Supplied with 3/8 ARP-2000 Bolts.

C20XE / C20LET 82 degree celsius Cool Running Thermostat.

This Thermostat opens 10 degrees celsius before the standard factory fitted thermostat. This helps to cool the engine more effectively and helps prevent overheating especially on turbocharged engines.

The insert is removeable to fit the original upper housing if you are looking to keep the engine as original as possible (to retain the upper housing with the genuine O.E Number and look) as with other options the insert is not interchangeable.

ARP Head Stud Kit (Undercut) for C20XE  C20LET Z20LET  Z20LEH engine applications.

Product Code: 209-4701

ARP Head Stud Kit for C20XE C20LET Z20LET Z20LEH engine applications. 

We also stock the 'Undercut' head stud kit.

Part No: 209-4301

LUK 3 piece Clutch Kit (Flat Flywheel) to fit the C20XE engine applications found in:

• Astra Mk2 GTE 16v
• Astra Mk3 GSI (Not Ecotec)
• Cavalier Mk3 GSI / SRI Inc. 4x4 Non Turbo
• Calibra 16v Inc. 4x4 Non Turbo (Not Ecotec)

Kit includes:

Clutch Friction Plate, Pressure Plate and Release Bearing 

Friction Plate diameter

24 spline

230mm Friction Plate diameter

Part No: 623060800

Quinton Hazell 3 Piece Clutch Kit (Pot Flywheel) to fit the C20XE engine applications found in:

• Astra Mk2 GTE 16v
• Astra Mk3 GSI (Not Ecotec)
• Cavalier Mk3 GSI / SRI Inc. 4x4 Non Turbo
• Calibra 16v Inc. 4x4 Non Turbo (Not Ecotec)

228mm Friction Plate diameter

24 spline

We also stock Flat Flywheel Clutch Kits listed on our shop.

Denso K20 Ignition Coil.

Ideal for single coil pack to coil on plug conversions on C20XE / C20LET engines.

*Sold Individually

C20XE / C20LET Reconditioned Cylinder Head.

Valve's, Valve springs and retainers fitted.

Valve's and Valve Seats re-cut and lapped.

Gasket Face resurfaced.

Pressure Tested

Also includes Exhaust and Inlet Manifold Studs.

**Price includes £120 (inc. VAT) Surcharge which will be refunded once we receive your old head**

Surcharge will not be refunded if the cylinder head we receive has casting damage, missing Cam Caps, Nuts & washers and/or cylinder head is already at minimum height for resurfacing and can not be resurfaced.

Vauxhall Nova direct fit Brake Master Cylinder Upgrade for Nova's fitted with Bigger / Upgraded Brakes with Multi Piston Calipers and/or Rear Disc Conversions.

Larger Piston size of 22.2mm whitch displace's more fluid which eliminates excessive pedal travel and improves the overall feel of the brake pedal.

Vauxhall Nova / Corsa B 256mm Full Big Brake Conversion Kit.

This is a more affordable direct bolt on front brake upgrade for the Vauxhall Nova and Corsa (B).

Comprising of:

2x ATE Vapour honed, reconditioned Calipers (ready for paint)

2x ATE Vapour honed Caliper Carriers (ready for paint)

2x 256mm Brembo Discs including new locator screws

1x Genuine GM front brake pad set

2x Bosch Caliper Anti Rattle Springs

4x Slider Bolts and Dust Caps

Distributor Blanking Plate with O-Ring Seal inc. Cam oil way blank ball bearing for C20XE / C20LET engines found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

Most commonly used when using stand alone management where a Distributor or Cam Sensor is not used.

(O-Ring also available to buy seperately)

ACL Race Series Main Bearings (Standard) to suit C20XE / C20LET / 20XE / 20XEJ engine applications found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

*Check our other listings for different sizes i.e Standard Size

ACL Race Series Main Bearings (.25 Oversize) to suit C20XE / C20LET / 20XE / 20XEJ engine applications found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

*Check our other listings for different sizes i.e Standard Size

MAHLE Main Bearings to suit +0.25 size C20XE / C20LET / 20XE / 20XEJ engine applications found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

*Please check our other listings for other sizes i.e (+.50) Oversize

Kolbenschmidt crankshaft main bearings / shells for C20XE and C20LET applications.

Standard Size

We recommend these Kolbenschmidt bearings as they have a higher tin content and are tested up to 500bhp.

*We also stock oversize 0.25 main bearings in our shop.

*0.5 Oversized bearings are available on request, contact us for details.

Glyco crankshaft main bearings / shells for C20XE and C20LET applications.

Oversize +0.25 

We recommend these Kolbenschmidt bearings as they have a higher tin content and are tested up to 500bhp.

*We also stock standard size main bearings in our shop.

*0.5 Oversized bearings are available on request, contact us for details.

ACL Race Series Con-Rod Big End Bearings (Standard) for C20XE / C20LET engines found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

Kolbenschmidt big end bearings / shells for C20XE and C20LET applications.

0.50 Oversize 

We recommend these Kolbenschmidt bearings as they have a higher tin content and are tested up to 500bhp.

*We also stock standard size big end bearings in our shop.

Kolbenschmidt big end bearings / shells for C20XE and C20LET applications.

0.25 Oversize 

We recommend these Kolbenschmidt bearings as they have a higher tin content and are tested up to 500bhp.

*We also stock standard size big end bearings in our shop.

*0.5 Oversized bearings are available on request, contact us for details.

Glyco Big End Bearings / Shells for C20XE and C20LET applications.

Standard Size 

*We also stock +0.25 oversized big end bearings in our shop.

*0.5 Oversized bearings are available on request, contact us for details.

K&N Performance Lifetime Air Filter

Direct replacement for the standard air filter

Designed to increase Horsepower

Suitable for C20XE / C20LET Engines found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0lTurbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Cavalier / Calibra 2.5i V6

Reconditioned C20XE / C20LET Alloy Oil Sump.

Fully cleaned and Vapour Honed for a longer lasting OEM+ finish.

Vapour Honing inhibits corrosion by reducing the porous finish on the aluminium.

Includes Oil Level Sensor O-ring and Sump Plug Washer.

Early style Lower Alternator Mounting Bracket.

Vapour honed & treated will ACF50 for a longer lastind finish.

These are to suit the C20XE / C20LET Engines found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

Later style Lower Alternator Mounting Bracket.

Vapour honed & treated with ACF50 for a longer lasting finish.

These are to suit the C20XE / C20LET Engines found in:

• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

Cambelt Idler Mount for C20XE / C20LET engines vapour honed & treated with ACF50 for a longer lasting finish, to fit:

• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

Good used 3bar Fuel Pressure Regulator for C20XE / C20LET engines usually found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

To be used with;

C20XE Blue Injectors

C20LET Yellow Injectors + Red (Saab B204)

Fully tested and working.

Vapour Honed Throttle Cable Bracket to fit C20XE & C20LET Engines found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v

• Vauxhall Astra Mk3 GSI 2.0l 16v

• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4

• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4

C20XE Stainless Steel Exhaust Manifold Heat Shield.

Fits C20XE engines only, found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Astra Mk3 GSI 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v
• Vauxhall Calibra 2.0l 16v

Supplied with fitting kit / Bolts and Washers

Stainless Steel Coolant Bar Output Delete for the C20XE / C20LET engine.

Ideal for kit cars or conversions where the heater matrix is no longer used

Bilstein B6 Performance Plus Front & Rear Shock Absorbers (Full set of 4) to fit:

• Vauxhall Astra GTE 16v Mk2

Bilstein B6 Front Shock Absorber Upgrade (Pair) to fit:

• Vauxhall Calibra (All models) 
• Vauxhall Cavalier Mk3 GSI & Turbo 4x4.

Built to OE quality standards, the BILSTEIN B6 delivers increased performance when demands are high. Even without lowering you will get better vehicle dynamics for better street performance.

Bilstein B6 Rear Shock Absorber Upgrade (Pair) to fit:

• Vauxhall Calibra (All models)
• Vauxhall Cavalier Mk3 GSI & Turbo.

Built to OE quality standards, the BILSTEIN B6 delivers increased performance when demands are high. Even without lowering you will get better vehicle dynamics for better street performance.

Reconditioned genuine GM C20XE Inlet Cam.

Ideal fast road Cam for a C20LET engine.

34mm Lobe width

43.5mm Lobe height

Top Hat Shims to suit the 7mm valves in the C20XE / C20LET engine applications.

Sizes available: 0.075”, 0.080”, 0.085”, 0.090”, 0.100”, 0.110”, 0.120”, 0.130”, 0.140”, 0.150”, 0.155”, 0.160”, 0.165”, 0.170”, 0.175”, 0.180”

Please email us with the sizes you require before purchase.

This is a set of 16 Solid Lifters / Followers to suit the C20XE / C20LET engine applications. They are made from Solid En40b Steel then Nitrided, Dia ground and face surface lapped.

We also provide a fitting service to correctly gap these to the Cam Shafts of your choice with the use of Top Hat Shims (Not included but can be purchased seperately) 

Contact us if you require any further details before purchasing.

Piper Single Uprated Valve Springs for C20XE / C20LET and Z20LET / Z20LEH

Fitted Length: 34.00mm

Seat Pressure: 83.76lb - 38kg

Rate: 43N/mm

Qty: 16

Victor Reinz 110mm Long Head Bolts for 20XE / C20XE / C20LET Engine applications

This is for the longer bolt aplication with male Torx Head

*Be aware there are two different types of head bolt, the other type being 105mm female to suite later engine with the shorter bolt

Elring 105mm Short Head Bolts for C20XE / C20LET Engine applications.

This is for the shorter bolt application with female Torx Head

*Be aware there are two different types of head bolt, the other type being 110mm male to suite earlier engine with the longer bolt.

C20XE / C20LET Timing Belt Cover stainless steel fitting kit.

Kit includes 3x stainless steel Allen key head cap screws and washers

Stainless Steel Crankshaft Pulley Bolts, M8x16 Allen Head Cap Screw. This includes six bolts as a direct replacement for the original bolts. Suitable for C20XE and C20LET engines found in:

• Astra Mk2 GTE 16v
• Astra Mk3 GSI
• Cavalier Mk3 GSI / SRI / 4x4 Turbo
• Calibra 16v / 4x4 Turbo

This is the oil seal that is fitted between the transfer box and the F28 gearbox fitted to the Cavalier and Calibra Turbo 4x4.

This is also used on the 2WD conversion plate used on an F28 gearbox that houses the driveshaft oil seal.

3 Way Roose Motorsport Silicone Coolant Hose for C20LET / C20XE engine applications in black.

Block Inlet (back of water pump) to Inlet Manifold coolant outlet to rear coolant/pipe water bar.

Crankshaft Main Cap Bolts for C20XE / C20LET / 20XE Engine applications found in:

• Astra Mk2 GTE 16v
• Astra Mk3 GSI
• Cavalier Mk3 GSI / SRI / 4x4 Turbo
• Calibra 16v / 4x4 Turbo

x10 Bolts

O.E Quality

Bosch 120amp Alternator for C20XE / C20LET Engines using the later Multi-Rib style belt found on:

• Cavalier 2.0 16v Turbo 4x4 C20LET (Multi-Rib)
• Cavalier 2.0 16v SRI / GSI (Multi-Rib)
• Calibra 2.0 16v Turbo 4x4 C20LET (Multi-Rib)
• Calibra 2.0 16v Inc. Se2 C20XE (Multi-Rib)

*This Alternator Will Not fit vehicles using the single 'V' style belt found on earlier pre '1993' Models. Please check before purchase.

Single 'V' pulley Alternator for early Cavalier GSI 16v (90-91) and Mk2 Astra GTE 16v. (89-91)

Ideal for Nova C20XE / C20LET engine conversion & Mk2 Astra C20XE / C20LET engine conversions.

• 70A
• 14v rated voltage
• 67mm Pulley

F28 Gearbox Filler / Drain Plug Inc. Copper Washer for:

• Vauxhall Cavalier 4x4 16v Turbo
• Vauxhall Calibra 4x4 16v Turbo

GM O.E Vauxhall Oil Filler Cap for:

• C20XE
• C20LET
•  Others

GM Part No: 90499250

O.E fit Bosch C20LET Fuel Pump which can also be used as an upgrade for C20XE applications found in:

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Cavalier Mk3 SRI 2.0l 16v / GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4
• *Not suitable for Astra (F) Mk3 as they use an 'in tank' Pump.

Fuel Pump bracket vibration mount for vehicles fitted with external fuel pump on a suspended bracket. 

M8 thread both ends.

• Vauxhall Astra Mk2 GTE 2.0l 16v
• Vauxhall Cavalier Mk3 GSI 2.0l 16v / 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l 16v / 2.0l Turbo 16v 4x4.

Front Right Engine Mount for Nova to allow for a 2.0l 16v C20XE or C20LET Engine to be fitted using the original body front right mounting point.

Vauxhall Nova 2.0l Big Block equal length Conversion Shafts to suite Big Block CV joints using the intermediate bearing and carrier from the Cavalier/Calibra equal length drive shaft set up. On the Nova the equal length shaft setup does not give you an equal length shaft as it would on a Cavalier/Calibra however does shorten the length of the long shaft on the offside of the vehicle to help reduce torque steer so ideal for the C20LET conversion. These are suited for conversions using big block hubs and are much stronger than the 22 spline option. These shafts are case hardened splines and are rated to at least 300bhp. Made to order with an estimated 3 week lead time.

We also offer shafts without the need to use the equal length shaft intermediate bearing and half shaft, please see other listings on our site if this is what you require.

Vauxhall Nova 2.0l Big Block Conversion Shafts to suite Big Block CV joints. These are suited for conversions using big block hubs and are much stronger than the 22 spline option. These shafts are case hardened splines and are rated to at least 300bhp. Made to order with an estimated 3 week lead time. We also offer shafts to suite equal length and half shaft intermediate bearing set ups, please see other listings on our site if this is what you require.

Intake Top Hat - Reconditioned/Vapour Honed to near new condition for C20XE engines found in:

• Vauxhall Cavalier Mk3 2.0l Turbo 16v 4x4
• Vauxhall Calibra 2.0l Turbo 16v 4x4

Reconditioned & vapour honed Mantzel Power Cap which includes Stainless Steel Bolts and Gasket for the C20XE engine.

This replaces the standard SFI Box.

This will require an extension hose from the top hat to the ICV hose or a direct fit replacement from Roose Motorsport to suit a Power Cap

This is an SACHS 3 piece clutch kit to fit Vauxhall Cavalier and Calibra 4x4 Turbo C20LET engine with F28 gearbox.

This is a standard clutch kit that includes a pressure plate, Friction plate and release bearing.

This clutch kit can be used in engine conversion cars with C20LET engine using pot type flywheel and F28 gearbox as well as the standard cars listed:

• Vauxhall Calibra 2.0i 16v Turbo 4x4
• Vauxhall Cavalier 2.0i 16v Turbo 4x4