BLOCK: DART BIG M (4.500 bore, 9.800" deck) with billet steel 4bolt main caps, 2piece rear main, siamese cylinder walls, and coated cam bearings.

CRANK: 4340 Forged Steel, 4.250” stroke, nitride hardened crankshaft with increased radii, lightening holes in all rods, and micro-polished to a single digit RA.

RODS: 4340 Forged Steel, 6.385” H Beam rods with 7/16 ARP cap screw bolts.

CAMSHAFT: Comp Cams custom solid roller camshaft with 112 degree lobe separation.

PISTONS AND RINGS: 10.5-1 forged aluminum piston with plasma ductile moly rings.

GASKETS: Felpro complete set.

OIL PUMP AND DELIVERY: Melling HV pump, Moroso pickup tube, and ARP heavy duty drive shaft.

OIL PAN: Moroso 6qt. 8" deep with kicked out sump and trap door baffling. Installed with ARP fasteners.

BALANCE: Internally zero balanced with 8" SFI balancer and flexplate. Installed with ARP fasteners.

CYLINDER HEADS: New Dart Pro 1 aluminum 2.25/1.88, 325cc intake runner heads with stainless valve train. Fastened with ARP head studs.

PUSHRODS AND ROCKERS: Full Roller, 1.50 ratio rocker arms, with extra large full needle bearing trunions for increased HP and hardened aftermarket pushrods.

INTAKE MANIFOLD: RPM Air Gap with ARP intake bolts.

WATER PUMP: Edelbrock High Performance short style

DISTRIBUTOR AND WIRES: Hei High Performance with Taylor 8mm, 90 degree plug wires.

CARBURETION: Quick Fuel 830cfm, billet throttle body, mechanical secondary, with electric choke.

**Add Billet Specialties TRU TRAC Serpentine System:
w/ AC w/Power Steering: $2245.00
w/ AC w/o Power Steering: $1895.00
w/o AC w/ Power Steering: $1845.00
w/o AC w/o Power Steering: $1495.00

 





 

 


There is not a whole lot to say about these two except: Wow!

If you are looking for 600+ HP and torque numbers then you have found the right power plants. Designed for pure power and torque, there is no substitute for these beauties. Most people will disclaim these saying they are for the experienced enthusiast- but you already know that if you’re looking at this page.

* Aggressive idle
* Must be run with a minimum 2500rpm stall speed converter
* Dyno tested and tuned. Comes with individual dyno printout.
* must run 91 octane
* Customization available
* Except as noted, not legal for sale or use with pollution controlled motor vehicles.

**BASIC CRATE ENGINES ARE NOT INDIVIDUALLY DYNO TESTED AND HAVE A SEPARATE WARRANTY FROM FULL DYNO PACKAGES. PLEASE SEE WARRANTY PAGE.

 

 

 

 

 

 

 

 

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