ATK 2CH4HP1 SBC Vortec Cast Iron Cylinder Heads Assembled

Description

Introducing ATK’s Vortec cast iron cylinder head. Vortec heads are known for cracking in different locations and can be costly to fix. Now with ATK’s new casting, save the time and trouble sourcing cores and or waiting the long lead times at machine shops. ATK has used thousands of these heads in our combinations, they are a proven upgraded casting. The valve springs provided are an upgrade allowing for the use of a Hyd. Roller or Hyd. Flat Tappet camshaft up to .525″ lift on either.

Material: Cast Iron

Combustion Chamber: 64cc

Intake Runner: 185cc

Intake Valve: 1.94″

Exhaust Valve: 1.50″

Valve Material: Stainless steel

Exhaust Port Location: Standard

Intake Port Location: Standard

Spark Plug Style: Straight

Accessory Bolt Holes Drilled: Yes

Assembled: Yes