SKU: 62706808341

Forged piston set 81mm 1.8L 20V VW/AUDI + Cometic Head Gasket Spacer - 1.68mm + 137mm head stud set - PRE SALE

Sale price$321.28 Regular price$356.98
Save 10%

Pay in installments of $89.25 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 19 - Jul 24

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Forged piston set 81mm 1.8L 20V VW/AUDI + Cometic Head Gasket Spacer - 1.68mm + 137mm head stud set - PRE SALEPre Sale Take advantage of this great opportunity and buy this product at an unbeatable price! This item will be available for delivery approximately 12 30 2025. Forged piston set 81mm 1. 8L 20V VW AUDI For VW AUDI 1. 8 20V engines Nominal bore diameter: 81mm (increase engine displacement to 1780cc) 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.

  • Pre-Sale

    Take advantage of this great opportunity and buy this product at an unbeatable price! This item will be available for delivery approximately 12/30/2025.

Forged piston set 81mm 1.8L 20V VW/AUDI

For VW/AUDI 1.8 20V engines


Nominal bore diameter: 81mm (increase engine displacement to 1780cc)

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: 32.70mm.

Dish volume: 7cc

Compression ratio: 8.5:1

Pin offset: 1.10mm.

Material: Forged aluminum 4032 T6.

Average piston weight (unit, without pin): 318,66g (11.2 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) ¢â‚¬ 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.

PistonRings 81mm SPA DLC series

Specifications:

1‚º ring 1.5mm ¢â‚¬ 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 ¢â‚¬ Made from cast iron.

3‚º ring 2.0mm ¢â‚¬ 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.

Cometic Head Gasket Spacer - 1.68mm

  • 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
VW: 048103383B
VW:‚ 053103383
VW:‚ 053103383A
VW:‚ 053103383B
VW:‚ 53103383 ‚ ‚ ‚ ‚ ‚ ‚
ELWIS ROYAL: 0056010
PAYEN : BT810
MEGA CAR: 101030383048B
CORTECO: 414604P
ELRING: 915.590
ELRING: 915.599
FEBI BILSTEIN: 15558
GLAZIER: 50151
GOETZE: 30-027257-20
REINZ: 61-28290-00
SPESSO: 21194/7620
SWAG: 32 91 5558
REINZ: 61-29305-00
  • Available in 0.5mm; 0.9mm; 2.0mm, 2.5mm and 3.4mm thickness
  • We're the ‚ VW Turbo experts!

FORGED HEAD STUDS VW/AUDI 1.8 20V 137MM

  • 137 mm 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
  • Maximum Torque - 72 ft/lb

        Shipping Notes
        • Free Standard Shipping on $100+ Orders to the USA.
        • Except Preorder products are shipped in 48 hours.
        • Delivery to the USA:
        1. Standard Shipping : 3-10 business days
        • If time is of the essence, please consider selecting expedited delivery for faster service.
        Exchange/Return Notes
        • We offer a 30-day return/exchange service after receiving.
        • Final sale items are not eligible for returns or exchanges.
        • To process your return/exchange, please contact us at [email protected]
        • Please click here for more details>>> Return & Exchange Policy
        SKU: 62706808341

        Discover Niche Categories That Outsell

        Top-Converting Item to Boost Your Average Order

        4.3 ★★★★★
        Based on 23 reviews
        Sort
        Highest Rating
        Newest First
        Oldest First
        Product Reviews
        Y
        Verified Purchase
        Yunju Lee
        Belleville, US
        ★★★★★ 4
        It's easy to take one pill a day.
        Size: 180 Count (Pack of 1)
        I sometimes get cramps in my calves while sleeping, so I eat before bed. Personally, I think it's effective. I am satisfied with the product and delivery.
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on December 11, 2025
        D
        Verified Purchase
        debb
        Birmingham, US
        ★★★★★ 5
        It works!!
        Size: 180 Count (Pack of 1)
        I wake up feeling refreshed..and ready for the day.
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on May 6, 2026
        R
        Verified Purchase
        Ricebird
        San Leandro, US
        ★★★★★ 5
        Encapsulated Mag Citrate
        Size: 180 Count (Pack of 1)
        Exactly what my body needs. Encapsulated magnesium.
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on May 15, 2026
        Q
        Verified Purchase
        Quoc Van
        Grantham, US
        ★★★★★ 5
        Reliable Overnight Protection for Peaceful Sleep
        Size: Size 3, Unit Count: 132
        They provide excellent overnight protection and keep my baby dry through the night, which means fewer wake-ups and better sleep for everyone. The fit is snug but comfortable, and the waistband helps prevent leaks even with lots of movement. They’re soft, absorbent, and do exactly what they’re designed to do. A great choice for parents looking for dependable overnight diapers.
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on February 2, 2026
        A
        Verified Purchase
        Amber Thornton Miller
        Battle Creek, US
        ★★★★★ 5
        Great for overnight or long plane rides
        Size: Size 5, Unit Count: 50
        We’ve been using these overnight diapers and they’ve worked really well for us. They hold a lot and have helped prevent leaks overnight, which has made a big difference for sleep. They fit comfortably and don’t seem to bother my baby’s skin, even after wearing them all night. Pros: • Great overnight absorbency • Help prevent leaks • Comfortable fit • No irritation for us Cons: • Slightly bulkier than regular diapers • A bit more expensive than daytime options Overall, these have been really reliable for overnight use and have helped us avoid middle-of-the-night changes.
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on March 26, 2026

        recommand products