SPA Performance Forged Piston Set (83mm) w/ Decompression Head Gasket Spacer (1.5mm) & 136mm Head Stud Set - VW/Audi / 1.8L 20v | CMBUSAMVLPTW04003

Recommended bore to piston to bore clearance: 0.08mm (For nitrous or extreme applications, consult your builder)

Piston ring grooves: 1.5 mm / 1.5 mm / 2.0mm

Compression height: 32.40mm.

Dish volume: 17,5ml

Compression ratio: 8.5:1

Pin offset: 1.10mm.

Material: Forged aluminum 4032 T6.

Average piston weight (unit, without pin): 347.74g (12.2 oz).

Rated for 1000hp.

Innovative high performance piston skirt design that provides:

1. Smaller piston to bore clearance

2. Less noise

3. Better ring seal

4. Higher power

5. Durability

Features:

Anti detonation grooves: protect the top ring by disrupting detonation waves and reduce piston-cylinder contact in high temperatures and engine RPM conditions.

Accumulator groove: accumulates residual combustion gasses reducing top ring flutter and improving seal.

Pin oil lubrication by broaches and oiler to reduce friction and increase durability.

Super A Piston Pin (63.45mm) – 4pcs set

For VW 827 engines (Super A pistons)

Dimensions: 63.45mm x 20mm (length x O.D.)

Average unit weight: 116g (4.09 oz)

Rated for 1.000hp

Made from special steel alloys that combines optimal mass with high resistance.

Piston Rings 83mm SPA DLC series

Specifications:

1º ring 1.5mm – Made from carbon steel, which is 35% stronger than cast iron and about 30% lighter. DLC treated, which is the application of carbon particles, that provides higher resistance and lower friction.

2° ring 1.5mm – Made from cast iron.

3º ring 2.0mm – Made by 3 parts, providing easy handling, better oil film stability and improvement in oil removal by the lubrication holes due to its optimized design.

VW 8v/16v ABA ABF MLS decompression Head Gasket Spacer - 1.5mm

• Special cylinder head gasket for turbo conversion
• With this special Turbo multilayer metal cylinder head gasket
• The compression reduction is already integrated in the seal.
• (Ground and coated)
• Will accept pistons up to 84.00mm overbored sized, can be used with smaller bores with no problem too.
• Compression ratio NEW will depend on the engine used
• Manufacturer: SPA TURBO
• Engine Code: All 2 liters Blocks of VW 8V and 16V (some small modifications may be necessary in some cases)
• 9A, 6A, ACE, 2E, ADY, ACX ABF, AGG, AKR, ABA, ABBOT, ADW, AAD, AAE, CAST OFF, 3A, SD.

• Similar to OE numbers/Comparable numbers of manufacturers

• Available in 0.5mm; 0.9mm; 2.0mm, 2.5mm and 3.4mm thickness
• We're the VW Turbo experts!

VW MKIII GTI AGG 2.0L 8v SOHC 136mm head stud set

• 136 mm VW cylinder head stud set
• Installs using 3/16 Allen wrench
• 12 point precison ground heat treated nuts
• 12 point Nuts and washers precision ground
• 180.000 psi tensile strength
• M11 Thread studs, please be sure that your OEM bolts have the same thread before purchase
• Replaces 116mm OEM bolts
• Maximum Torque - 72 ft/lb

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