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Valley Crankshaft may not have the latest, most expensive equipment on the market, but we pride ourselves in our ability to operate and maintain our equipment; therefore insuring that all our work is finished to 110% of our customers’ expectations. Following is a list of our services with a description of each (click thumbs for larger images).


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Engine Dyno 

Our engine dyno is a Superflow SF901, and Mike has been operating it since 1992. He has run over 500 engines on the dyno, and has made over 7500 dyno pulls. We were the first in Idaho to have an engine dyno in our shop. Our dyno room is equipped with a 14,000 cfm fan, exhausting pre-filtered air to remove heat and contamination. We have a divorced engine inlet air supply, consisting of an 18" supply duct. This draws carburetor inlet air from the machine shop. A recent improvement to the system included lowering the supply to approximately 6' above the floor. This system will control carburetor inlet air temperature 1^ throughout a pull on the dyno. In the 14 years of dyno operation, we have accumulated enough dyno support equipment to fill a small warehouse. Several engine combinations fully supported include following: General motors (Chevy small & big block, inline 6, Pontiac V8, Olds V8 (both early & late), & Buick V8), Mopar (small & big block, internal & external balance), Ford (Windsor all, FE all including external balanced 428, 385 series all, including internal & external balance). We have also run marine engines (w/wet exhaust manifolds), blown engines, turbo-charged engines, dry-sumped engines, electronic-fuel injected engines & even motorcycle engines. If it fits in a boat, car, etc, we can probably Dyno-Test it!

 

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Balancing

We use a Hines hard bearing style balancer, & have experience in all types of balancing work. This consists of basic internal/external balancing, to lathe-turned counter weight, no drilled hole-profiled counterweights, all to reduce windage & moment of inertia. Also, heavy metal installation is available.

 

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Block, Head & Intake Manifold Surfacing

We use a Storm Vulcan 85-B machine for surfacing. For 90° V8 engines, we have a full compliment of BHJ deck indexing tooling to correct deck angles, as well as squaring blocks front to back. It is common to finish block decks to within .001 at all four corners. The same machine is used for head & intake manifold surfacing. Angle-milling cylinder heads is available. Our machine produces approximately a 75RA surface finish.

 

 

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Cylinder Boring, Honing, Torque Plate Honing

We have two Kwik-Way boring machines, mounted on a Kwik-Way boring stand, & have bore locating tooling for small & big block Chevy. We use Sunnen equipment for cylinder honing, & are equipped in the latest brush-finishing technology.

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Rod Reconditioning/Pin Fitting

Sunnen equipment is what we use for our rod reconditioning, & piston & pin fitting. Re-bushing rods, center to center correction is available. A Sharp vertical mill & special tooling is used for pin bushing boring. Typical job: 8 rods all within .001 center-to-center lengths.

 

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Crank Grinding

Our crank grinder is a 111 Van Norman crank grinder. This is an old machine, but has been well cared for. This machine has only had (and worn out) 2½ operators in its lifetime so far, with Mike being the last ½ person. This machine was purchased in 1984, the year we started Valley Crankshaft. All grinding is done on true centers, which is the slowest method, but also the most accurate. The machine is equipped with large diameter degree heads, thus making throw indexing possible. We also have a radius dresser & offset grinding to increase/decrease stroke is available.

 

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Air Flow Bench

In the late summer of 2003, we located & purchased a Flow Data flow bench. This machine is equipped with Audie Thomas’s data acquisition equipment. This is basically lab grade equipment, that will flow up to 700 cfm @ 28”. We have tooling for many different bore sizes, & cylinder head slider plates for small & big block Chevy & small block Ford. We also can modify & flow intake manifolds & carburetors.

 

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Cam Analyzer

We also purchased the Audie Thomas Cam Pro Plus at the same time as the flow bench. Quick, simple analysis of a cam grind is a snap on this equipment.

 

Valve Seat & Guide

A Peterson TCM25 valve seat & guide machine is the equipment that we use. We use Sunnen seat tooling for form cutting valve seats. The valve seats are then final ground to insure perfection. All valve guides are honed to final size, using Sunnen equipment. We do all kinds of custom valve jobs from OEM to high performance. Also do custom head & intake manifold porting.


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Sharp 9x42 Vertical Mill

Mike spends more time on this machine than any other in the shop. Jobs performed include piston machining, using a BHJ piston vise, including valve reliefs, balancing, lightening, & cutting down the compression height. Block machine work, including stroker clearance, lifter bore sleeving/indexing with BHJ tooling (small & big block Chev). Crank work, including balancing, heavy metal installing, key-way machining, cross drilling, & lightening are all also available. He does many other machining processes on the vertical mill. Call or email for more info.

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Custom Carburetor Building & Flowing

Throughout the years, & with a lot of R & D, Mike has learned many carburetor tips & tricks. We are WD with Holley Performance Products & have several sizes of jets, power valves, carb spacers, gaskets & more in stock.

 

Mig & Tig Welding

Ask about custom mig & tig welding services.

 

Valley Crankshaft is set up direct with many major manufacturers including some of the following: Holley, Earl’s, Hooker headers, Flow Tech, NOS, Weiand, ARP, Manley Performance Products, Dart, Tavia & B&B/Stef’s. We also purchase from many warehouses that stock several other custom, high performance & OEM lines such as Felpro, Moroso, Comp Cams, Mr. Gasket, Accel, & too many more to list all of them. We try to be price comparable with the mail order catalogs & Internet. Remember that when you purchase from mail order or the Internet, you don’t get the service & product support that is very often needed! We stand behind the parts & service that we sell, and do our best to do it right the 1st time!

 

Valley Crankshaft Inc. - 4911 Bradley St. - Boise, Idaho - 83714 
(208) 377-5291 Fax (208) 377-8265 
info@valleycrankshaft.com 
© 2007 Valley Crankshaft  -  All rights reserved