Arias A3730400 Toyota 4AGE 20V 81.5mm Bore 11.3:1 CR

Arias A3730400 Toyota 4AGE 20V 81.5mm Bore 11.3:1 CRArias Pistons 81mm Bore 11. 3 CR Arias Pistons has been the leader in compact piston technology since our beginning. While piston suppliers at the time focused on larger bore domestic V 8's, Arias had the foresight to cater to smaller bore, higher revving, hotter running imports and domestics. Features: Hi tensile forged, not cast, billet material (4032 or 2618) CNC machined working surfaces Optimized crowns for efficient combustion Diamond turned

Arias Pistons 81mm Bore 11.3 CR

Arias Pistons has been the leader in compact piston technology since our beginning. While piston suppliers at the time focused on larger-bore domestic V-8's, Arias had the foresight to cater to smaller-bore, higher-revving, hotter-running imports and domestics.

Features:

• Hi-tensile forged, not cast, billet material (4032 or 2618)
• CNC machined working surfaces
• Optimized crowns for efficient combustion
• Diamond-turned ellipsoidal skirt profile
• All motor / nitrous feature lightweight, high strength construction
• Turbo / nitrous pistons feature durable, heavy-duty designs

Specifications:

• Stock Bore: 81mm (Black Top) / 81.5mm (Silver Top)
• Stroke: 3.031
• .787" / 20.0MM PIN
• Gasket: .028
• Dome Top: 3.209 / 81.50
• Comp Height: 1.209
• Dome CC: 0.2
• Comp Ratio: 11.3 (Silver Top) / 10.5 (Black Top)
• Gram Wight: 293
• Required Ring Set: 1012283209