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$$599.00Engine \ Cylinder Heads \ Chevy Big Block Aluminum Heads407-6056
TCH407-6056
Flo Tek 407-6056 Big Block Chevrolet 360cc/133cc Aluminum Cylinder head, Assembled
FLO-TEK Performance Big Block Chevy Cylinder Heads are manufactured from cast aluminum and are designed to meet the demands of the big block Chevy enthusiast while retaining high quality at a reasonable price! Perfect for all high performance street/strip, racing, and marine applications, FLO-TEK’s 360 cylinder heads for big block Chevy deliver ...
FLO-TEK407-6056 Big Block Chevrolet 360cc/133cc Aluminum

FLO-TEK

Flo Tek 407-6056 Big Block Chevrolet 360cc/133cc Aluminum Cylinder head, Assembled

Item #: TCH407-6056

Mfg Part #: 407-6056

Applies To Continental U.S. orders only

Specifications
Cylinder Head specifications
Cylinder Head Style
Assembled
Cylinder Head Material
Aluminum
Combustion Chamber Volume (cc)
133cc
CNC-Machined Combustion Chamber
No
Intake Runner Volume (cc)
360cc
Exhaust Runner Volume (cc)
128cc
CNC-Machined Intake Runner
No
CNC-Machined Exhaust Runner
No
Combustion Chamber Style
Heart
Intake Port Shape
Rectangular
Intake Port Location
Stock
Exhaust Port Shape
Oval
Exhaust Port Location
Standard
Spark Plug Style
Angled
Spark Plug Type
14mm Spark Plug, .750 Reach, 5/8 Hex
Intake Valves Included
Yes
Intake Valve Diameter (in)
2.250 in.
Intake Valve Angle
24 Degree
Exhaust Valves Included
Yes
Exhaust Valve Diameter (in)
1.880 in.
Exhaust Valve Angle
15 Degree
Valve Type
Stainless, Swirl-Polished
Valve Springs Included
Yes
Valve Spring Type
Dual
Maximum Valve Lift (in)
0.725 in.
Outside Diameter of Outer Spring (in)
N/A
Damper Spring Included
Yes
Valve Spring Pressure Closed
225 lbs.
Valve Spring Pressure Open
530 lbs.
Retainers Included
Yes
Retainer Material
10 and 7 Degree Chrome Moly
Locks Included
Yes
Lock Style
10 and 7 Degree Chrome Moly
Valve Stem Seals Included
Yes
Valve Stem Seal Style
Positive seals
Rocker Arm Studs Included
No
Rocker Arm Studs Size
7/16 in.
Rocker Arms Included
No
Rocker Arm Nuts Included
No
Guideplates Included
No
Valve Cover Mounting Style
Perimeter bolt
Accessory Bolt Holes Drilled
Yes
Valve Guides Included
Yes
Intake Valve Guide Material
Phosohor bronze
Exhaust Valve Guide Material
Phosphor bronze
Valve Seats Machined
Yes
Valve Seat Machine Style
Multi Angeled
Valve Seat Material
Powder Metal
Steam Holes Drilled
N/A
Oiling Style
Through pushrod
Machined for O-Ring
No
Heat Crossover
N/A
Quantity
Sold individually
Notes
Will not work with stock stud location stud girdles.
Applications
Make
Chevrolet
Engine Family
Chevy big block Mark IV
Engine Size
6.5L/396-7.4L/454
Years
1966-1990
Engine Family 2
Chevy big block Gen V
Engine Size 2
7.4L/454
Engine Family 3
Chevy big block Gen VI
Engine Size 3
7.4L/454
Years 3
1996-2000
General
Brand
FLO-TEK
Item #
TCH407-6056
Mfg Part #
407-6056
Description

FLO-TEK Performance Big Block Chevy Cylinder Heads are manufactured from cast aluminum and are designed to meet the demands of the big block Chevy enthusiast while retaining high quality at a reasonable price! Perfect for all high performance street/strip, racing, and marine applications, FLO-TEK’s 360 cylinder heads for big block Chevy deliver exceptional power potential and competition level durability. Features include rectangular intake runners for strong mid-to high-rpm performance.

 

The FLO-TEK BBC 360 takes stock pistons with raised valve cover. The BBC 360 Exhaust Port location is raised .500.

 

VALVE SPRINGS:

HYDRAULIC ROLLER (Part# 407-6056) - PSK573-1-10 Up to .725 Lift CL 225# @ 1.90 OP 530# @ 1.28 C/BIND 1.18 O.D 1.55” Dual W/D I.D. 0.75

  • 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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