Wiseco Nissan SR20 Turbo -12cc 1.260 X 86MM Piston Shelf Stock Kit

SKU: WISK556M86

Pistons

WIS Piston Sets - 4 Cyl

Wiseco

Wiseco Nissan SR20 Turbo -12cc 1.260 X 86MM Piston Shelf Stock Kit

SKU: WISK556M86

Pistons

WIS Piston Sets - 4 Cyl

IN STOCK! Est Ship 3-5 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.

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Description

Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco's Professional Series.

Application Summary

Nissan SR20

Part Type

Engine Piston Set

Data: v4.2 - Upd: 2026-09-30 17:34:37

Features

ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
Designed and built to withstand heavy to severe duty performance applications
Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
Forced pin oiling
Fully machined crown features
Precision ring grooves, anti-detonation groove, and additional ring seal improving features

Specifications

Product Attributes - Brand: Wiseco
Product Attributes - Manufacturer's Part Number: K556M86
Product Attributes - Part Type: Pistons
Product Attributes - Product Line: Wiseco Sport Compact Pistons
Product Attributes - UPC: 00193564447401
Product Attributes - Piston Rings Included: No
Product Attributes - Bore (in.): 3.386 in.
Product Attributes - Bore (mm): 86.000mm
Product Attributes - Stroke: 3.386 in.
Product Attributes - Rod Length: 5.366 in.
Product Attributes - Piston Style: Dish, with no valve reliefs
Product Attributes - Piston Material: Forged aluminum
Product Attributes - Compression Height (in.): 1.260 in.
Product Attributes - Piston Head Volume (cc): +12.00cc
Product Attributes - Wrist Pin Style: Press-fit or floating
Product Attributes - Wrist Pin Retainers Included: Yes
Product Attributes - Wrist Pin Included: Yes
Product Attributes - Pin Diameter (in.): 0.866 in.
Product Attributes - File Fit: Yes
Product Attributes - Gapless: No
Product Attributes - Top Ring Thickness: 1.0mm
Product Attributes - Top Ring Material: Steel
Product Attributes - Top Ring Facing Material: Gas nitrided
Product Attributes - Second Ring Thickness: 1.2mm
Product Attributes - Second Ring Material: Cast iron
Product Attributes - Second Ring Facing Material: Phosphate coated
Product Attributes - Oil Ring Thickness: 2.8mm
Product Attributes - Oil Ring Material: Stainless steel
Product Attributes - Oil Ring Tension: Standard
Product Attributes - Remanufactured: No
Product Attributes - Quantity: Sold as a set of 4.

Reference Information

Brand Name/s	Wiseco
StreetFX SKU	wisK556M86
SFX Item ID	4063125
Supplier Item Code	4063125
Manufacturer SKU	K556M86
Manufacturer UPC	193564447401
Alternative References	SR20, -12cc, 86MM