TFS Twisted Wedge R Series

 

Fox Lake Power Products/Trick Flow Twisted Wedge”R” SB Ford Aluminum (Stage 1,2 & 3)

 

STAGE 1: Street/Strip Porting Package

This stage works best on 351 cu. in. or larger motors with mild Blower or Nitrous. Ported Manifolds Recommended.

 

Stage 1 Specifications :

Combustion Chamber Volume = 62cc
Intake Port Volume = 208cc
Valve Sizes = 2.080 Int, 1.600 Exh
Max Flow Int. – 325cfm @ .700″
Max Flow Exh. = 245cfm @ .700″

 

  • Stage 1 CNC FAST Porting Only
    Send us your Castings & we Port them$799 Pair
  • Stage 1 CNC FAST Port & Upgrade
    Porting & Castings- No Parts$1895 Pair
  • Stage 1 CNC FAST Assembled*
    Fully Ported & Assembled – Ready to Bolt On
    Set up for Hydraulic roller$2450 Pair

STAGE 2: Competition CNC Porting “Class Racer”

Serious Airflow for Larger Windsor Motors. Works best with Ported Intake Manifold or Custom Manifold. Also works well with Vortec type Super Charger, Turbos and Nitrous Oxide.

 

Stage 2 Specifications :

Intake Port Volume= 216cc
Combustion Chamber Volume = 64cc
Valve Sizes = 2.080 Int, 1.600 Exh
Max Flow Int. – 335cfm @ .700″
Max Flow Exh. = 260cfm @ .700″

 

  • Stage 2 CNC FAST Porting Only
    Send us your Castings & we Port them$1299 Pair
  • Stage 2 CNC FAST Port & Upgrade
    Porting & Castings – No Parts$2395 Pair
  • Stage 2 CNC FAST Assembled**
  • Fully Ported & Assembled – Ready to Bolt On
    Set up for hydraulic roller$2895 Pair
  • Add $269 for mechanical roller springs
    Add $150 for titanium retainers

* Stage 1 and 2 Head Assemblies Include:

• Ferrea Stainless Steel Valves
• 10 Degree Chrome Moly Retainers
• Isky Chrome Silicone Dual Valve Springs
• 10 degree Machined Superlocks
• PC Teflon Valve Seals
• Shims for Proper Spring Pressur

 

Stage 3: TFS Twisted Wedge 360 “R” Race Only ( 5 axis CNC ported)

This all out max ported head requires one of our fully ported Super Victor intakes or a custom sheet metal intake. Works best with 360-460+ cubic inches in the 6000-9500 rpm range. Minimum header size is 2″ primary. Works best with a 4.125″ bore, but will work on a 4.030″ with a small decrease in overall airflow.

 

This is the “Big Brother” of the championship winning Twisted Wedge street head. If you want to go straight to the top of the horsepower ladder, this could be for you. Relentless r&d time spent on the flowbench as well as at the track give us the finest quality TFS head money can buy. Intake and exhaust ports are designed with a perfect balance of air speed vs. port volume which is the key to making a broad power band.

 

Stage 3 Specifications :

Intake Port Volume= 233cc
Exhaust Port Volume= 107cc
Combustion Chamber Volume= 61cc
Valve Size 2.125 int. 1.625 exh.
Max. Flow int. 360 cfm @ .750
Max. Flow Exh. 270 cfm @ .750 e

 

  • Stage 3 CNC FAST Assembled**
    Fully Ported & Assembled – Ready to Bolt$3495 pair
  • Top End Package- Includes heads, rockers,
    intake manifold and headers. Complete matched
    package good in the 750-1750 h.p. range.
    Now includes free custom roller cam !$6995 pkg.
  • Options listed below
  • Ported Super Victor Manifold 850 Holley base $1200
  • Ported Super Victor Manifold 1050 Holley Dominator base $1650
  • Sheet Metal Tunnel Ram (2 carb only) $2000

* * Stage 3 Head Assemblies Include:

• Ferrea Stainless Steel Valves
• Manley 10 Degree Titanium Retainers
• Manley Triple Valve Springs
• 10 Degree Superlocks
• PC TEFLON Valve Seals
• Spring seat cups
• 7/16″ Rocker Studs & Guideplates

 

* Harland Sharp roller rockers recommended (Titanium Valves add $1299)

Please check out our Harland Sharp roller rockers exclusively for these heads!