Big Block Chevy 320cc/133cc

SKU 00002
In stock
Product Details

This item is not sold as a pair, this is a single cylinder head.

Please select a quantity of 2 on the following page to order a pair of cylinder heads

FLOTEK Recommended Setup:
Header – Based on Chassis-2 1/8”
Rocker Arms – Isky Roller Rockers 204-96 1.75:1 or Equivalent
Intake Manifold – Victor JR or Super Victor

A powerful, out-of-the-box cylinder head design matched with an outstanding, unbeatable casting technology. FLOTEK Aluminum Cylinder Heads are a great choice for out of the box horsepower. These FLOTEK Cylinder Heads offer a thick Deck Design and High Capacity water jackets that makes them a reliable choice for street or strip applications.

The FLOTEK BBC 320 takes stock pistons and has raised valve cover rails. The BBC 320 Exhaust Port location is raised .500.


HYDRAULIC ROLLER (Part# 305-600) - PSK-236-1-7 Up to .600 Lift CL 147# @ 1.90 OP 365# @ 1.22 C/BIND 1.12 O.D 1.53” Dual W/D I.D. 1.12

SOLID ROLLER (Part# 305-6058) - PSK623-1-10 Up to .680 Lift CL 290# @ 1.90 OP 625# @ 1.30 C/BIND 1.17 O.D 1.62” Dual W/D I.D. 0.74

SOLID ROLLER (Part# 305-5059) - PAC1224 Up to .850 Lift CL 275# @ 2.00 OP 810# @ 1.150 C/BIND 1.100 O.D 1.62” Dual I.D. 0.85


Use Push Rod length checker to establish correct length.

  • Headers will bolt on in most applications. Some may have interference.
  • Recommendations: Hooker Super Comp Headers
  • Stock Bolt Spread
  • May be necessary to use lowered motor mounts

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Ford Chevrolet GMC

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Our use of the terms "Ford", "GM" and "Chevrolet" and associated logos, are for descriptive purposes only.