SKU: 42065806189

Forged Pistons Wossner Alfa Romeo 146 156 GTV Spider 83.5MM 8,5:1

Sale price$382.51 Regular price$425.01
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Ships within 48 hours · Estimated delivery Jul 19 - Jul 24

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Description

Forged Pistons Wossner Alfa Romeo 146 156 GTV Spider 83.5MM 8,5:1Wossner pistons are made from dedicated forgings produced in house to give you a light weight piston with superior strength and optimal design. Being the multivalve piston technology leader, the line features specially designed valve pockets, complex dome and crown shapes, the steel nitride napier xx rings and optimized skirt profiles. Most OEM pistons have pin offset to keep the piston quiet. Only Wiseco does this with forged pistons. Complete with

Wossner pistons are made from dedicated forgings produced in-house to give you a light weight piston with superior strength and optimal design.

Being the multivalve piston technology leader, the line features specially designed valve pockets, complex dome and crown shapes, the steel nitride/napier xx rings and optimized skirt profiles. 

Most OEM pistons have pin offset to keep the piston quiet. Only Wiseco does this with forged pistons.

Complete with rings, wristpins & locks, and specification sheets.

Product detailed specification

Bore size

83.5MM 

Stroke

91mm

Wossner compression ratio (CR)

8,5:1

Rod Lgth.

145

Comp Ht.

32mm

Pin diameter

20mm

Fits for

Alfa Romeo 145, 146, 155, 156, 166, GTV, Spider 2.0L 16V Turbo M647CA.19.T 

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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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]
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SKU: 42065806189

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Cupcake
Natrona Heights, US
★★★★★ 5
2 mg perfect for me
Size: 60 Count (Pack of 1)
Easier to low dose
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Reviewed in the United States on April 12, 2026
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julian charles
Charlottesville, US
★★★★★ 4
Good product
Size: 60 Count (Pack of 1)
Good product
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Reviewed in the United States on November 22, 2025
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Dee Beck
Battle Creek, US
★★★★★ 5
Usual,y. Helps me sleepme sle
Size: 60 Count (Pack of 1)
Works for me. Helps me have a restful sleep
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Reviewed in the United States on April 19, 2026
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Jane W.
New York, US
★★★★★ 5
It works!
Size: 60 Count (Pack of 1)
Life Extension melatonin seems to work well. I’ve found that 1mg is as effective as the 3mg doses of other brands. I take 1mg every evening, as so does my German Shepherd. It helps us sleep through the night. We chose this brand because it’s clean and simple.
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Reviewed in the United States on November 17, 2025
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Amazon Customer
Omaha, US
★★★★★ 5
It works
Size: 60 Count (Pack of 1)
Helped me sleep
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Reviewed in the United States on May 6, 2026

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