Complete Top End Hydraulic Roller Engine Kit
Vortec Aluminum SBC Heads
Note: Parts in Picture are samples only. Colors and packaging may differ.
Check it out the only thing you need is your short block!!!!
We have figured all the parts out for you and corrected rocker arm geometry ALL you have to do is assemble
This kit will fit OEM Hydraulic roller type and Vortec blocks
Here is the list of everything included you need to complete the top of your engine
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Pair of Assembled Aluminum 200cc Heads(Check Out Specs.)
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Aluminum 1.5 ratio 3/8 stud roller rocker arms
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Polished Aluminum Tall center bolt valve covers
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ARP 134-2002 Intake manifold bolts
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Matching Fel Pro 1255 intake gasket
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New set of Head Bolts
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Professional Products Intake manifolds choice
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Crosswind Vortec Dual plane street and strip 1500-6500RPM
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Cyclone Vortec Dual Plane Street and Strip Idle-5500RPM
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Hurricane Vortec Single plane street and strip 3000-7500RPM
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Roller timing chain set
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ARP 134-1001 Cam bolts set
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MLS head Gaskets and cam change gaskets
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Complete set of hydraulic OEM style roller lifters
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Matching 5/16'" .065 wall pushrods
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Erson OEM Step Nose Hydraulic Roller Camshaft of choice(Check out choices on cam page)
We can add or subtract any parts in this kit to meet your needs!!!
ADD $90 for lifter retaining kit (dog bones and spyder)
Straight plug
200cc intake runner
64cc chambers with improved flow chambers
Stronger Pressure casted Aircraft grade 356A aluminum alloy heat treated to T6 specs.newer process with less porousity and better consistance of port sizing
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Harden valve seats
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Bronze valve guides
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Accepts center bolt and rail type valve covers
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Standard accessory bolt holes
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Plus .400 thick deck for severe uses
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2.02 intake valves
1.60 exhaust valves
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Valves are one piece forging EV-8 stainless steel alloy
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Harden chrome plated stems
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Undercut stems powerflow design for improved flow
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Fully machined and swirl polished stems
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Harden tips NO lash caps required
Hydraulic roller valve springs
1.250 Diameter (single spring w/damper)
135lbs at 1.750" installed height
310lbs at 1.200" open pressure
Max. lift .550
We assemble all heads in our shop to your application using high quality parts
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High temperature Positive viton valve seals for superior oil control
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5/16" guideplates high quality heat treated steel
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3/8" screw in rocker studs 190,000
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7 degree chrome moly retainers to match springs
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7 degree 11/32" valve locks
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Harden spring cups and shims
We flow tested these heads on our Superflow SF1020 flow bench with Preformance Trend analyzing software using valves and head as they come from manufactures. These flow numbers are not inflated to sell heads. We have seen up to a +/- 5% from these flow numbers from casting to casting.
These Heads flow over 500HP without porting work!!!
Intake flow data w/2.02" at 28" of water
LIFT CFM
.100" 63.7
.200 113.9
.300 161.3
.400 201.3
.500 232.0
.600 250.7
Exhaust flow data w/1.60" at 28" of water
.100 57.2
.200 101.0
.300 127.6
.400 152.1
.500 159.5
.600 169.4
Hydraulic Roller Camshaft Choices
LIFT @.050 DUR. LOBE SEP. POWER RANGE
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.480/.480 208/222 110 1500-4000
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.480/.480 214/214 114 1750-4250
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.480/.510 214/226 114 2000-5000
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.480/.480 219/219 110 2200-5200
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.510/.510 218/226 112 2500-5500
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.480/.480 222/226 112 2400-5400
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.510/.533 226/234 114 2000-6400
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.510/.510 234/242 110 3250-6250
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.510/.510 242/250 108 3500-6500
If your application requires different springs and Camshaft then shown just Email and we will quote if price is different CGMSHIPPING@AOL.COM
We are a premier High performance machine shop with over 20 years in business. All heads are inspected and machine work done in our shop. We DO NOT just assemble these heads each set is machined and built to the buyers application.Buyer responsible for fitment like any HP parts. If you have any question please contact us..
CGM MOTORSPORTS
8211 Cloverleaf Dr. Millersville, Md 21108
Phone (410)766-SHOP(7467)
EMail CGMSHIPPING@AOL.COM