Page 666 - 2020-2021 Racecar Engineering Drag Racing Parts and Accessories Catalog

2020 DRAG RACING

SB Ford SB Chevy Gen. III GenX
Twisted Wedge Street/Strip Cylinder Heads Street/Strip Cylinder Heads
An improved combustion chamber design Increase the performance of GM LS-series
rotates the valves over the center of the engines. GenX aluminum cylinder heads have a 15° to 13.5° reduction in
cylinder bores for optimum valve angles, valve angle to reduce valve shrouding and increase mid-lift air flow. Heads
locations, and chamber shape. Choose are CNC-ported and include 1.300" dual valve springs and titanium retain-
from aluminum heads with as-cast 170cc or fully CNC-machined 190cc ers. Available for LS1 and LS2, in pairs, completely assembled.
intake runners. Sold per pair completely assembled with stainless valves Intake Comb. Valve Int. Exh.
and high-performance valve springs. Heads listed are set up for use with Part No. Description Runner Chamber Spring Valve Valve
hydraulic roller camshafts. TRFTFS-3061T001 LS1 Cyl. Heads 220cc 64cc 1.300" 2.040" 1.575"
Dual
Intake Comb. Valve Int. Exh.
Part No. Runner Chamber Spring Valve Valve TRFTFS-3061T001-C02 LS2 Cyl. Heads 225cc 65cc 1.300" 2.055" 1.575"
TRFTFS-52515601-C01 190cc 56cc 1.295" Dual 2.055" 1.600" Dual
TRFTFS-52516601-C01 190cc 66cc 1.295" Dual 2.055" 1.600"
BB Chrysler PowerPort Cylinder Heads
Ford Modular 4.6/5.4L Twisted Wedge Aluminum cylinder heads for big block Chrysler 440 include
Street/Strip Cylinder Head many improvements over OEM cast iron heads. Made
TRFTFS-51910001-M38 from premium A356-T6 aluminum, heads
Twisted Wedge 185-series cylinder combine an optimized runner design with
head includes relocated combustion CNC-porting for dramatically improved air
chambers and intake valves that flow. Compatible with OEM-style pistons,
dramatically increase mid-lift air flow, roller rocker arms, intake manifolds,
while providing added piston-to-valve clear- and headers, fully assembled heads include
ance and valve-to-bore clearance, allowing higher lift cams, and large valves stainless 11/32" valves, PAC racing valve springs, and choice of steel or
without the need for machine work. Head fits all 2V Romeo and Windsor titanium retainers. Sold per pair.
engines, and is fully compatible with all OE-type camshafts, followers, Intake Comb. Valve Int. Exh.
lash adjusters, valve covers, and most front covers. Sold each as a fully Part No. Runner Chamber Spring Valve Valve
TRFTFS-61617801-C00
assembled cylinder head. TRFTFS-61617802-C00 240cc 78cc 1.460" Dual 2.190" 1.760"
78cc
1.550" Dual 2.190"
1.760"
240cc
Intake Int. Exh. Valve Comb. Cham. TRFTFS-61617802-C01 270cc 78cc 1.550" Dual 2.190" 1.760"
Description Runner Valve Valve Spring Volume TRFTFS-6161T784-C01* 270cc 78cc 1.560" Dual 2.190" 1.760"
Assembled Cyl. Head 185cc 1.840” 1.450” .940”/1.050” 38cc *Includes titanium retainers.
BB Ford PowerPort Street/Strip Cylinder Head Accessories
And Race Cylinder Head Part No. Description
TRFTFS-53410001 TRFTFS-306SB601 GM LS Steam Line Plumbing Kit, Black Nylon Braided Hose
TRFTFS-30600611 GM LS Steam Line Fittings Only NEW!
Add significant horsepower and torque TRFTFS-31500811* SB Chevy Valve Cover Adapters, Centerbolt, Increases Height, Pair
to Ford 429-460 engines. PowerPort TRFTFS-51400265 SB Ford Thermactor Plugs, Used To Plug A.I.R. Passages, Each
aluminum cylinder heads include Fast as Cast TRFTFS-51400419 SB Ford Head Bolt Bushings, 1/2" To 7/16", 20 Pcs. NEW!
TRFTFS-51411801
SB Ford Cast Aluminum Valve Covers, Black, Pair
290cc intake runners, 130cc exhaust ports, 2.200" intake and 1.760" ex- TRFTFS-54400111 BB Ford Intake Manifold, For ProPort 340cc Or 355cc Heads With 4500 Flange
haust valves. Sold per pair, fully assembled. Heads have no provision for EGR. TRFTFS-61600613 BB Chrysler Rocker Arm Shaft Studs, 3/8” Dia., 10-Pack
* Requires narrow-body rocker arms.
Intake Comb. Valve Int. Exh.
Runner Chamber Spring Valve Valve
290cc 74cc 1.460" Dual 2.200" 1.760" Ford EFI Intake Manifolds
Trick Flow offers a full complement of EFI mani-
SB Chevy Ultra 18° 250 Race Cylinder Head
folds for Ford applications, each designed to offer
TRFTFS-3181T001-C01
a superior balance of low-end torque and high-RPM
Engineered for high-RPM drag race power for a specific combination. Choose from manifolds
engines, Ultra 18° 250 cylinder heads with silver or black powdercoated finishes. TRFTFS-51811000
provide more horsepower out-of-the Silver Black
Engine
RPM Range
box than fully prepped OEM style, 23° StreetBurner Intake Manifolds Part No. Part No.
heads. Aluminum head includes CNC-profiled combustion chambers and com- Modular 4.6L 2V 2,500-7,000 — TRFTFS-51811000 †
petition-ported runners for maximum flow. Head accepts most 18° intake SB Ford 5.0L Idle-5,500 — TRFTFS-51511001*
Track Heat Intake Manifold
manifolds, headers, and related components. Requires offset shaft-mounted SB Ford 5.0L 1,500-6,500 TRFTFS-51500002* TRFTFS-51511002*
rocker arms and mechanical roller camshaft with offset intake lifters. *Manifold installation requires a calibrated mass air or adjustable fuel injection computer,
Intake Int. Exh. Valve Comb. Cham. aftermarket fuel rails, and adjustable fuel pressure regulator to operate properly. †Will work
Description Runner Valve Valve Spring Volume on 1996-98 Ford 4.6L 2V when equipped with factory Power Improved (PI) cylinder heads.
Assembled Cyl. Head 250cc 2.150” 1.600” 1.560” 56cc

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