Page 170 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

CYLINDER HEADS

Ford Small Block 289-351W (Cont.)

FLOTEK 190cc CNC-Ported Aluminum Head
FLOTEK's 190 CNC ported aluminum cylinder head offers a superior port and chamber
design for maximum air flow. Complete assembled heads for hydraulic roller or solid roller
applications up to .550" lift. Intake ports CNC-machined to the dimensions of Fel-Pro 1262
gaskets or equivalent. Sold individually.
Intake Comb. Valve Intake Exhaust
Part No. Description Runner Chamber Angle Valve Valve
FTC2190-HRCNC-505 Assembled, Hydraulic Roller 1.46" Dual Spring, 142 SP/400 OP 190cc 60cc 20 2.202" 1.600"
FTC2190-SRCNC-505 Assembled, Solid Roller 1.50" Dual Spring, 230 SP/600 OP 190cc 60cc 20 2.202" 1.600"

Ford Performance
Turbo-Swirl Aluminum Head FRDM6049-X306
Head has high temperature exhaust valve seats, thick deck, increased sectional thickness for porting, and webbed rocker
bosses. Designed for bolt-on rocker arms and machined for tapered seat spark plug or gasketed plugs. The valve springs
are compatible with all Ford Racing roller camshafts. Must use FRDM9439-A50 intake Gaskets. Sold individually.
Part No. Description Intake Runner Comb. Chamber Valve Angle Intake Valve Exhaust Valve
FRDM6049-X306 Assembled 178cc 64cc 10° 1.940" 1.540"
FRDM6049-X307 Assembled, Head Hunter, CNC Ported 178cc 58cc 10° 1.940" 1.540"

Ford Performance Z-Aluminum Head
These heads fit 5.0L/5.8L windsor engines and are cast with high-flow ports. They include beehive style
valve springs and laser cut guide plates for use with 5/16 pushrods and 7/16 rocker studs. CNC
ported head is sold as a bare casting.
Intake Comb. Valve Intake Exhaust
Part No. Description Runner Chamber Angle Valve Valve
FRDM6049-Z304DA Assembled 204cc 63cc 20° 2.020" 1.600" FRDM6049-Z304DA
FRDM6049-Z304D7 Bare - CNC Chambers 204cc 63cc 20° 2.020" 1.600"
Assembled - CNC Chambers - PAC
FRDM6049-Z304DA7 204cc 63cc 20° 2.020" 1.600"
Conical Valve Spring, 145Lbs @ 1.800"
Racing Head Service
Pro Action Aluminum Head
High flow Windsor Aluminum head is fitted with bronze wall valve guides, hardened exhaust seats, RHS35016
Available with 200cc or 215°cc intake runner volumes and are sold individually as bare castings.
Part No. Description Intake Runner Comb Chamber Valve Angle Intake Valve Exhaust Valve
RHS35016 “Pro Action” Alum. Head, Bare 200cc 64cc 20° 2.020" 1.600"
RHS35012 “Pro Action” Alum. Head, Bare 200cc 58cc 20° 2.020" 1.600"
RHS35013 “Pro Action” Alum. Head, Bare 215cc 58cc 20° 2.080" 1.600"

Racing Head Service Pro Elite
RHS Clean Cast Technlogy Pro Elite CNC-Ported bare cylinder heads feature a 20 degree valve
angle fitted for 2.055" intake and 1.600" exhaust valves. Multi-angle intake and radiused exhaust
valve job, extra thick deck surface can be O-ringed or angle milled, CNC'd combustion chambers RHS35020
deliver modern engineering and precision performance. Sold Individually.
Part No. Description Intake Runner Comb. Chamber Valve Angle Intake Valve Exhaust Valve
RHS35020 Pro Elite 205cc - CNC - Bare - Aluminum 205cc 62cc 20° 2.055" 1.600"
RHS35025 Pro Elite 221cc - CNC - Bare - Aluminum 221cc 62cc 20° 2.055" 1.600"

Trick Flow Twisted Wedge Street Heads
Twisted Wedge Street Heads feature an exclusive combustion chamber design and are
built for heavy-duty use. They have a .560" thick combustion chamber walls and Fire deck for
strength without compromising cooling capacity. Sold per pair. TRFTFS-51400004
Part No. Description Intake Runner Comb. Chamber Valve Angle Intake Valve Exhaust Valve
TRFTFS-5140004-M61 Assembled, 1.460" Dual Spring 170cc 61cc 15º/17º 2.020" 1.600"
2018 ENGINE BUILDER CATALOG 169