Small Block Engine Vortec Cylinder Heads | Chevrolet ... Cast iron Vortec cylinder head assembly for small block engines from Chevrolet Performance. vortec. Skip to Main Content. Vehicles Shopping Tools Owners Find A Dealer ... GM is not responsible for the safety or quality of independent supplier alterations. Chevrolet Performance Vortec Cylinder Heads 12558060 ... These cast iron Vortec cylinder heads will fit 1958 and later small block Chevy engines, and offer a 20 to 40 HP increase over earlier cast iron small block heads. Features include fast burn combustion chambers, and a high velocity LT1 port design. Chevy Vortec Heads: GM Performance Parts 12558060 HEAD,CYL IRON VORTEC by GM Performance Parts Only 9 left in stock order soon. A Guide to Vortec vs OE Small Block Chevy Heads onedirt The cast iron Vortec head was in development six months longer than the aluminum head, and during that time, GM engineers tweaked the intake and exhaust ports for additional flow. The cast iron Vortec heads was one of the first to purposely integrate tumble instead of large swirl numbers in the design. : chevy vortec heads Remanufactured Chevy Silverado GMC Sierra GM Vortec 4.8L 5.3L OHV V8 Cylinder Heads PAIR Cast #862 1999 2008 (CORE RETURN REQUIRED) $499.99 $ 499. 99. FREE Shipping. Aluminum Dual Plane Intake Manifold for Chevy SBC Small Block 5.0L 5.7L Vortec L31 96 02. $139.88 $ 139. 88. FREE Shipping. Iron Vortec Head superchevy In 1996, GM incorporated the port design from the very successful iron LT1 engines used in the Impala SS, which was improved over the aluminum LT1 Corvette and Camaro engines. In essence, the Vortec head uses the iron LT1 chamber intake and exhaust ports in a standard water flow iron head. Chevy Performance SBC Cast Iron Vortec Cylinder Heads | JEGS Chevrolet Vortec Cylinder Heads' fast burn combustion chamber and high velocity ports combine to produce big horsepower. Vortec Heads can be mildly ported for additional performance and milled up to .040'' for increased compression ratio. Small Block Engine Cylinder Heads | Chevrolet Performance Vortec Bowtie cylinder heads are the most powerful cast iron heads offered by Chevrolet Performance. These upgraded production cylinder heads are ideal for 400 450 horsepower street and racing (great for circle track applications) engines. Vortec Bowtie cylinder heads come with large valves, a thick deck surface and 66 cc combustion chambers. Cast Iron Vortec Cylinder Head Assembly: GM Performance Motor Product Details. VORTEC CYLINDER HEADS An easy way to gain 20 40 horsepower on any 1955 and newer Small Block Chevrolet V 8 (except later style LT1 LT4 engines with reverse flow cooling) is by installing a set of Vortec cylinder heads. These value priced cast iron cylinder heads use modified combustion chambers and high velocity port technology... Vortec Cylinder Heads superchevy GM Performance Parts' new Vortec Bow Tie iron cylinder heads are available in small and large port configurations, and available either bare or fully assembled. Assembled small port versions carry... Chevy Vortec Cast Iron Small Block Cylinder Heads ...  The Chevy Vortec head is an excellent choice for a variety of performance and race applications. Since its introduction in the late 1990’s there have been a few “versions” of the factory Vortec head. The current version, available new from Chevrolet, is manufactured in Mexico. What Is the Difference Between 5.7 Vortec Heads & Regular ... The Vortec line of cylinder heads was introduced by GM in 1988 as a V6 with a 4.3 liter displacement. This technology created a vortex or pressurized swirl of fuel and air mixture inside the combustion chamber that enables the engine to produce more power while still gaining a marginal amount of fuel efficiency. Summit Racing® Vortec Cylinder Heads SUM 151124 Free ... Our Summit Performance® Vortec cylinder heads have what it takes to get the job done. Featuring wide open intake runners, efficient combustion chambers, and a high performance valve job, these heads deliver all of the power building airflow you need. Tech: GM 1st Gen Heads vs. Vortec Heads Reader Guide Types of GM Vortec Heads The L31 Vortec heads have larger ports than the older Gen I cast steel heads, so they outflow the older heads. The Vortec heads are a little bit lighter than the older heads and have a “kidney” or “heart” shaped combustion chamber that is more efficient than the double hump chamber. Chevy 12558060: GM Performance SBC Cast Iron Vortec Heads ... Vortec Heads outflow Bow Tie Heads right out of the box and are a 20 to 40 horsepower bolt on increase over earlier cast iron small block heads. Vortec Heads require a Vortec style intake manifold due to an improved manifold mounting flange and gasket design and raised intake ports. Modifying the heads to accept early intake manifolds is not recommended. Vortec Cylinder Heads fit all 1955 Present small blocks except LT1 LT4 reverse coolant flow engines and current LS1 style engines. Vortec L31 cylinder head crankshaftcoalition GM Performance Vortec small port Bowtie cast iron cylinder heads are machined for 2.00" intake valves and 1.55" exhaust valves and have bronze valve guides. bustion chamber volume is 66cc nominal, deck surfaces are 0.450" thick, and port volumes are 185cc intake and 65cc exhaust. Eight Budget Small Block Chevy Heads Tested Car Craft ... The production based iron Vortec head represents one of the best budget investments for power for the small block Chevy. These heads were only used on a few models of Vortec truck engines, but... Large Port Vortec Bowtie Head Assembly: GM Performance Motor Vortec Bowtie cylinder heads come with bigger valves, a thicker deck surface and 66cc combustion chambers. The heads provide outstanding low lift flow numbers (the more air you flow, the more potential power) and Fast Burn performance all in an affordable, cast iron head. Vortec Car & Truck Cylinder Heads & Parts for sale | eBay Get the best deals on Vortec Car & Truck Cylinder Heads & Parts when you shop the largest online selection at eBay . Free shipping on many items ... 96 up Chevy 350 5.7 Vortec Heads (Pair) 906 Casting. $590.00. Local Pickup. Watch. Brand: Vortec. NEW GM CHEVY GM 350 VORTEC OHV MOTOR V8 CYLINDER HEAD CAST# 906 062 BARE. NEW 2 GM CHEVY VORTEC 350 5.7 CYLINDER HEADS NEW PAIR of aftermarket GM CHEVY VORTEC 350 V8 5.7 OHV CAST IRON PERFORMANCE CYLINDER HEADS 2.02 STAINLESS VALVES 906 062 1996 – 2000. 185 CC intake runners. 64 CC combustion chambers. Heads are assembled with NEW 2.02 Stainless Steel ONE piece Intake valves. Heads are assembled with NEW 1.60 Stainless Steel ONE piece Exhaust valves Chevrolet Vortec 350 Cylinder Head Heads 10239906 ... eBay Find many great new & used options and get the best deals for Chevrolet Vortec 350 Cylinder Head Heads 10239906 at the best online prices at eBay! Free shipping for many products! Chevy Vortec Head Break down A few facts about 5.7L Vortec heads. From 31 March 2020, services in the UK will be provided by Google LLC Chevrolet Performance 12558060 Cast Iron L31 Vortec SB ... Chevrolet Performance Parts L31 Vortec Cylinder Cast Iron Heads have set the standard for proven performance and budget spending . The best out of the box head for the money! Excellent flow produces broad torque and killer power. Stock springs are good up to 0.450" lift. Requires special intake manifold to fit the Vortec bolt pattern. Price is ... NEW CHEVY GM 906 350 OHV V8 VORTEC PERFORMANCE new aftermarket chevy gm auto ohv 906 350 v8 vortec performance cylinder head roundy round. unibolt intake pattern. early style valve cover bolt pattern & centerbolt. 2.02 intake. 1.60 exhaust. 200 cc intake runner size. 906 vortec chamber 64 cc with gm casting number. screw in studs & guide plates. spring pressure is based on your cam specs ... Chevy Vortec Bowtie Heads Brzezinski Racing Products Chevy Vortec Bow Tie Small Block Cast Iron Cylinder Heads Talk about awesome torque and horsepower all in one cylinder head. The 185cc Vortec Bow Tie is the best “under 200cc intake runner head” on the market. Chevy Vortec Heads Find out why GM Vortec cylinder heads are a great way to add horsepower to your small block Chevy. Learn the physical differences between traditional small block heads and Vortec heads, get a ... Are Chevy 706 Vortec LS heads any good? Heck yes they are! GM's 706 Vortec heads are the cheapest and most effective heads you can use for your 5.3L, or 4.8L, or even some 6.0L LS engine build. Bold statement? Well, not really. The plete Cylinder Head Guide for Chevy Small Block Engines The L31 heads from the late model 350 Vortec engine, introduced early in 1995, is the other type of cylinder head you need to look for on the used market. This is probably the best cylinder head casting that Chevrolet has ever produced for a production small block Chevy. The good vs bad chevy vortec heads Hot Rod Forum ... The good vs bad chevy vortec heads. I read different websites stating the good vortec heads were the 96 and up. I found a 96 suburban and pulled the heads. I just read the casting and these are supposedly the bad heads. Can someone clear up what vehicles the good castings came on? Advertisement. Swap Meet Guide To Small Block Chevy Cylinder Head ID Small Block Chevy Gen I Cylinder Heads Standard Gen I small block Chevy heads position the valves at a 23 degree angle to the deck. In 1989, Chevy introduced the 18 degree Bow Tie aluminum head that shifted the valve angle vertically, while simultaneously raising the intake port to take advantage of this angle. Chevy cylinder head Identification Small block casting ... Chevy cylinder head Identification Small block casting numbers, Big block cylinder head, camel back heads, double hump heads ... GM Fast burn 62 CC 210 CC intake runner angle plug Vortec. 12480005. 346. 0. 2.125 1.625. Gen III LS1 "GTZ" aluminum 38cc angle plug.

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