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Engine Internals




8.5 to 1 Wiseco Forged Pistons Mazdaspeed Protege

8.5 to 1 Wiseco Forged Pistons Mazdaspeed Protege

Special Order. 8.5 to 1 compression. 4-6 weeks shipping time. Coated piston skirts Includes piston rings, wrist pin, locks, rod bolts

$530.00

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8.8 to 1 Wiseco Forged Pistons Mazdaspeed Protege

8.8 to 1 Wiseco Forged Pistons Mazdaspeed Protege

Special Order. 8.8 to 1 compression. 4-6 weeks shipping time. Coated piston skirts Includes piston rings, wrist pin, locks, rod bolts

$530.00

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9.0 Wiseco Forged Pistons Mazdaspeed Protege

9.0 Wiseco Forged Pistons Mazdaspeed Protege

9.0 to 1 compression. Standard bore. Coated piston skirts Includes piston rings, wrist pin, locks, rod bolts

$451.70

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9.0 Wiseco Forged Pistons Mazdaspeed Protege

9.0 Wiseco Forged Pistons Mazdaspeed Protege

9.0 to 1 compression. .020 overbore. Coated piston skirts Includes piston rings, wrist pin, locks, rod bolts

$451.70

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ARP Head Studs Mazdaspeed Protege

ARP Head Studs Mazdaspeed Protege

For bolting down head to the block Great upgrade from factory head bolts

$120.63

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ARP Main Studs Mazdaspeed Protege

ARP Main Studs Mazdaspeed Protege

Recommended and great upgrade for stock bolts when doing an engine build.

$108.12

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Crossover Auto U-Pick-It Engine Build Kit Mazdaspeed Protege

Crossover Auto U-Pick-It Engine Build Kit Mazdaspeed Protege

You choose what you want in this engine build combo. If you choose the Full OEM Mazda Gasket Kit, it comes with a head gasket stock thickness and...



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CrossoverAuto 256/249 Camshafts Mazdaspeed Protege

CrossoverAuto 256/249 Camshafts Mazdaspeed Protege

Crossover Auto custom racing cams professionally grinded by Web Racing Cams using OEM Mazda cores. The increased lift and duration of these cams will...

$795.00

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Cylinder Honing Torque Plate - Tool Rental - Mazdaspeed Protege

Cylinder Honing Torque Plate - Tool Rental - Mazdaspeed Protege

$100 rental + shipping to and from renter. We will provide you shipping labels to return the honing plate. The full amount for a plate is charged at...

$587.50

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Cylinder Honing Torque Plate Mazdaspeed Protege

Cylinder Honing Torque Plate Mazdaspeed Protege

Head-bolt torque can dramatically distort cylinders and cylinders can not be bored or honed accurately if cylinder dimensions change so significantly...

$587.50

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K1 Technologies H-beam Connecting Rods Mazdaspeed Protege

K1 Technologies H-beam Connecting Rods Mazdaspeed Protege

5.315" factory stock length. E-mail to check stock before ordering.

$345.00

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Molnar Technologies H-beam Connecting Rods Mazdaspeed Protege

Molnar Technologies H-beam Connecting Rods Mazdaspeed Protege

All rods are made from 4340 billet material, bushed pin end, and include a custom ARP2000 rod bolt at no extra charge. All design and finishing is...

$365.36

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Oil Jet Set of 4 Mazdaspeed Protege

Oil Jet Set of 4 Mazdaspeed Protege

Set of 4. Must be replaced when honing or boring the cylinders.

$95.60

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Oil Jet Single Mazdaspeed Protege

Oil Jet Single Mazdaspeed Protege

Sold individually. Must be replaced when honing or boring the cylinders.

$28.50

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Pauter Rods Mazdaspeed Protege

Pauter Rods Mazdaspeed Protege

E- 4340 chrome-moly forged rod. X-beam design. ARP 2000 rod bolts.

$984.00

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Steel Exhaust Valves Set of 8 Mazdaspeed Protege

Steel Exhaust Valves Set of 8 Mazdaspeed Protege

Exhaust Valves are manufactured with JIS SUH35(21-4N) + TIP (SUH3(EN52) steel and are treated with a nitride coating.

$85.00

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Steel Intake Valves Set of 8 Mazdaspeed Protege

Steel Intake Valves Set of 8 Mazdaspeed Protege

Intake Valves are manufactured with JIS SUH3(EN52) steel and are treated with a nitride coating.

$85.00

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Steel Valve Guides Mazdaspeed Protege

Steel Valve Guides Mazdaspeed Protege

Set of 16 steel valve guides.

$110.00

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Supertech 1mm Oversize Exhaust Valves Mazdaspeed Protege

Supertech 1mm Oversize Exhaust Valves Mazdaspeed Protege

Set of 8 inconel exhaust valves. High temp resistant material for used in boosted applications. Made to order. 3-6 week lead time.

$300.00

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Supertech 1mm Oversize Intake Valves Mazdaspeed Protege

Supertech 1mm Oversize Intake Valves Mazdaspeed Protege

Set of 8 1mm oversized black nitrided steel intake valves

$195.00

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Supertech Dual Valve Spring Titanium Retainer Kit Mazdaspeed Protege

Supertech Dual Valve Spring Titanium Retainer Kit Mazdaspeed Protege

Press.Seat: 85@ 34.8mm Press.Open: 223@ 11mm Max Lift: 13.8mm Coil Bind: 21 / 17.00 Rate: 12.6mm Set of 16 dual valve springs, titanium retainers,...

$580.00

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Supertech Manganese Bronze Valve Guides Mazdaspeed Protege

Supertech Manganese Bronze Valve Guides Mazdaspeed Protege

Set of 16 bronze valve guides. Used in our dual spring kit. Optional for use in single spring kits.

$136.96

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Supertech Single Valve Spring Titanium Retainer Kit Mazdaspeed Protege

Supertech Single Valve Spring Titanium Retainer Kit Mazdaspeed Protege

Type: Single Spring Press.Seat: 58 @ 34.8mm Press.Open: 142 @11mm Max Lift: 13.8mm Coil Bind: 21.00mm Rate: 7.60mm Set of 16 single valve springs and...

$385.00

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Valve Locks/Keepers Set of 32 Mazdaspeed Protege

Valve Locks/Keepers Set of 32 Mazdaspeed Protege

Set of 32 valve locks/keepers. Genuine OEM Mazda parts.

$201.92

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