ENGINETECH
More Information for ENGINETECH P4021
{Alternate Inventory Numbers: P4021(8)STD, P4021(8).50}
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ENGINETECH P4021  
($27.79/Each)
Price
$0.00
Core
+ Sold in packs of 8x8
Pack
$222.32
Total
Choose Size:
  •  
  • 0.50MM Oversize x8 Warehouse
  • Standard x8 Warehouse
ENGINETECH P4021close
Part image
ENGINETECH P4021 Specifications
Bore Diameter3.701
Bore Diameter94.00
Clearance0.0016
Compression Height1.280
Height0.512
Oil Ring Thickness2.00 MM
Piston Pin Outside Diameter0.8661
Second Compression Ring Thickness1.20 mm
Top Compression Ring Thickness1.20 mm
Recessed Top; Anodized Head; Coated Skirt
Enginetech pistons are manufactured with state of the art materials to match OE requirements. They offer cast aluminum, hypereutectic, and forged applications. Treatments such as skirt coatings, anodized heads & Ni-resist inserts are used as required.

Features & Benefits:
  • Meets or exceeds OE specifications
  • Enginetech pistons have superior size and weight grading within each set.
  • Enginetech specializes in providing high performance engine pistons for engine rebuilds for domestic, import, and high performance application.
  • Each Piston is machined (where appropriate) for a very smooth finish
  • Each piston includes a mechanism to enable oil distribution for pin lubrication to prevent them from locking up (pin starvation of oil is one of the leading causes of engine failures)
  • All oil return slots are chamfered to prevent stress cracking from forming at any unfinished angles
  • All Pistons include machined compression bowls
Why Choose Enginetech Pistons?


Attention California Customers - Warning: This product may expose you to chemicals including lead and nickel, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.

OEM / Interchange Numbers: P978

ENGINETECH Warranty Information:
Stock / Standard Replacement Parts: 12 months / 12,000 miles; High Performance Parts: No Warranty
Warranty Details