4.155" Ford Stroker 351W 427 Windsor, -34cc Dished, 4032 Forged Pistons, 9.27" Pin, CH 1.280 (4.000 x 6.200)

Autotec 1000503, 4.155" Dished - Ford 351W Windsor Stroker Pistons, Forged 4032 Pistons (Racetec)

Racetec / Autotec Forged Pistons

RaceTec's / AutoTec Forged Windsor Stroker pistons are high-quality with precision machining and a great price. AutoTec pistons are manufactured from the low expansion, high wear, high silicone 4032 grade aluminium alloy. These Forged Windsor pistons with the 4032 Forging, have excellent wear resistance with a low expansion rate and are extremely durable and long lasting. Best of all they are very low in friction and run a tighter piston to bore clearance which results in a quieter piston operation, especially on cold start-ups. 

Manufactured on forged side relief, 4032 low expansion, high silicon material excellent for street or strip applications. Has precision Diamond turned skirts.

Autotec 1000503 Forged Pistons Specifications:

• Piston Diameter: 4.155"
• Common Stroker Combinations:   
  • 427/434 Windsor 4.000"x6.200" 
• Milled Dish: -35.3cc
• Comp Height:   1.280"
• Pin:  .927"  (Chevy)
• Rings:  4.125" x 1.5mm x 1.5mm x 3mm  (NOT Included)
• Recommended Rings:  AT-4125-H (Plasma Moly)  DRP-PRG4155P-8 (steel top / napier 2nd)