WebApr 17, 2009 · #2 · Apr 11, 2009 492's are a good cylinder head. This from the mortec site: 3991492....70......350..........LT1,Camel hump,accessory holes,64cc, straight plug 3991492....70-up................over the counter,Camel hump,64cc, straight or angle plug one of the best stock cylinder heads you can get. WebCost is $1,495.00 plus shipping. A COMPLETE set of “CNC-UnderCover Ported” Chevy Open Chamber heads – ‘441, 487 or 993 – with the above listed “CNC-UnderCover Porting” modifications, machined for screw-in studs, 11/32″ stainless valves, springs for a flat tapped or hydraulic cam, spring locators, steel retainers, machined valve ...
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Web492 Smallblock Chevy Straight Plug Head 3991492 Date Code H150 2.02 Bare Head. $349.95. View Item Details. Cylinder Head Bolts 99-03 Mazda 626 Protege 1.8l 2.0l … WebJun 30, 2010 · 1966 Chevelle SS 396 Unrestored 76,000 Mile Survivor 1968 Camaro 1984 Hurst Olds w/ Factory Sunroof, 1 of 99 ~ SOLD 1985 442 White / Grey w/ Factory Sunroof ~ SOLD 7 70-SS454 Registered Joined Feb 27, 2006 3,585 Posts #2 · Jun 27, 2010 I'd personally use Votec Heads that were drilled for the early valve covers and intake... Tom … install gcc in cygwin
SMALL-BLOCK VORTEC BOWTIE CYLINDER HEADS - Chevrolet
WebApr 11, 2024 · chevy small block 492 angle plug heads - $1,000 (exeter) Casting # 3991492 date codes e122 and e312 They have been fully ported fresh valve job and … WebNew BRODIX ALUMINUM HEADS $499.49 BB CHEV 360cc ALUMINUM 'R $4,450 RFD 24-B (Non-MC) $2,595 NEW PRO FILER 12 Degree $2,750 Borowski CNC Ported RHS L $3,795 BRODIX BB/CHEV HEAD HUNT $1,695 BB/C 12 PRO-FILER ALUM RA Custom CYLINDER HEAD&INTA $3,995 BRODIX HEAD HUNTER 383 CN $10,000 M&M SB2.2 … WebChevrolet Small Block Head Casting Numbers. Aluminum, LT5, ZR1, DOHC, 32-Valve, drivers Side. This casting # has been used in many different versions of this aluminum 18′ and 15′ Bowtie race head. Different chamber volumes, port volumes, port locations, valve sizes, etc. were used. Check this casting carefully to determine which features it ... install gcc in mingw64