We are a full machine shop with SuperFlow dyno and have been providing custom high-performance engines since the 1970's. We have the capability to use any brand parts and build the motor to any design whether it be high compression, alcohol, forced induction, nitrous, or other. We design custom camshafts, offer CNC porting to heads and intake, along with custom pistons. We can custom build any engine in conventional valve angle or otherwise for drag racing, road racing, circle track racing, marine, or for steet/strip hot rod or rat rod. NOTE: Requests to modify the engine from how it is described below are subject to price change.
598 CID Big Block engine featuring a new Dart Big M block. This engine package comes fully dressed with timing cover, oil pan, polished aluminum valve covers, harmonic balancer, intake, and carburetor.These blocks are machined and assembled to exact tolerances. This 598 cubic inch engine is supplied with 2618 forged pistons, Scat 4340 H-Beam rods and a Scat 4340 forged crank. Dart Big M blocks have many features that make them superior to their competition including a priority main oiling system, siamese cylinder bores with extra-thick walls and a variety of other benefits (see the Block section for more details). These new Dart blocks are the obvious choice for serious performance and durability. NEW Dart Big M Block Featuring upgrades including... Deck height 10.200 Rods 6.535 Stroke 4.500 Bore 4.600 2618 Forged Pistons Scat 4340 forged crank 4340 Forged H-Beam Rods Brass frost plugs Moly piston rings HP cam bearings Howards hydraulic roller camshaft Internally balanced. Street/Strip engine: ° Intake, ° Exhaust.
Street/Strip engine: 260° Intake, 270° Exhaust. Dart Pro 1 Cylinder head castings Specs 345cc Intake Runner 121cc combustion chamber volume 2.30 stainless intake valves 1.88 stainless exhaust valves Rectangular intake port shape Howards HP valve springs Howards chrome moly valve spring retainers Features Premium alloy: Dart aluminum heads are cast from virgin 355-T61 aerospace alloy for superior strength and integrity.
Manganese bronze valve guides extend cylinder head life and reduce stem wear. Hardened exhaust seats are compatible with unleaded gasoline Multi-angle intake seats and radiused exhaust seats dramatically increase airflow. Spark plug holes are machined for gasketed 3/4 reach plugs. Heart shaped 121cc chambers improve combustion efficiency.Raised spark plug location improves flame travel for a quicker, more complete burn, producing more power. 300 to improve flow Cast, machined and assembled in the U S A. SFI rated harmonic balancer High capacity oil pan Chrome timing cover Polished aluminum valve covers Dart single plane intake manifold Quick Fuel Dominator Carburetor with 2 circuit metering. IMPORTANT : APPROXIMATELY 4 WEEKS BUILD TIME NEEDED TO ASSEMBLE ENGINE.
WARNING: This product can expose you to chemicals which is/are known to the State of California to cause cancer and/or reproductive harm. The item "598 CUBE DART BIG BLOCK CHEVY ENGINE (705HP @5200RPM, HYD STREET CAM, PUMP GAS)" is in sale since Saturday, December 2, 2017. This item is in the category "eBay Motors\Parts & Accessories\Performance & Racing Parts\Auto Performance Parts\Engine & Components\Racing Engines". The seller is "sag_performance_group" and is located in Angola, Indiana.
This item can be shipped worldwide.