Page 62 of 2009 Performance Parts by GM Parts Direct

crate engines circle track ct350 crate engines circle track 88958602 competition-proven performance at an affordable price gm performance parts most economical circle track crate engine the ct350 delivers 350 horsepower from a classic 350-cubic-inch combination it just the thing budget-conscious racers can depend on for competitive performance and low-maintenance durability the ct350 is based on the popular 350 ho high-performance street crate engine including a stout four-bolt main block and vortec-style iron cylinder heads the vortec heads and unique dual-pattern camshaft help deliver more than 300 lb-ft of torque at 2000 rpm and hold it above that mark through 5500 rpm it peaks at 390 lb-ft at 3800 rpm with that much pulling power you can hold a gear longer keeping the engine in its sweet spot for quicker laps we complete the ct350 with an 8-quart circle track racing oil pan balancer hei distributor and an aluminum high-rise dual-intake manifold add your carburetor starter spark plugs wires and water pump and you re ready to take the green flag your gm performance parts dealer has all the parts you need to complete the engine so you can spend less time worrying about chasing parts and more time concentrating on winning economical circle track engine vortec heads deliver big torque 350 hp 390 lb-ft torque installation notes · requires addition of carburetor starter water pump plug wires and exhaust system not included · requires an externally balanced flywheel not included see page 175 for flywheel selection · the 8-quart circle track oil pan is 8 inches deep at the sump it will clear most gm rear-steer chassis with stock engine location ct350 dyno chart features/benefits track-tested durability great mid-range power best horsepower value around factory-sealed for equal competition not for street or marine use ct350 tech specs part number engine type displacement cu in bore x stroke in block p/n 10105123 crankshaft p/n 14088526 connecting rods p/n 10108688 pistons p/n 12514101 camshaft type p/n 24502476 camshaft lift in 88958602 chevy small-block v-8 350 4.00 x 3.48 cast-iron with 4-bolt main caps nodular iron powdered metal steel hypereutectic aluminum hydraulic flat tappet .435 intake .460 exhaust camshaft duration 050 in cylinder heads p/n 12558060 valve size in compression ratio rocker arms p/n 10089648 rocker arm ratio recommended fuel ignition timing maximum recommended rpm 212° intake 222° exhaust vortec iron 64cc chambers 1.94 intake 1.50 exhaust 9.1:1 stamped steel 1.5:1 92 octane base 10° btdc 32° total 5500 note distributor with melonized steel gear must be used with long blocks and partial engines with steel camshafts or engine damage will occur available for purchase online at gmperformanceparts.com gm performance parts racing crate engines are excluded from limited warranty gm performance parts does not utilize any used or remanufactured parts in this crate engine 120 buy online at www.gmperformanceparts.com buy online at www.gmperformanceparts.com 121

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