Kromer Kraft

Don Kromer Jr., Owner  1750 Harding Ave
Custom Fabrication Girard, OH  44420
Computer Modeling 330-539-5053
CAD-Hand Crafted Headers  330-539-5056 Fax  






 

 

 

Please print this page, complete the form and fax or mail to us.

INPUT SHEET FOR COMPUTER ENGINE MODELING

 

Name____________________________________________Phone__________________________________

 

Address__________________________________________________________________________________

Intended use of engine_______________________________ Engine Manufacturer______________________

Cylinder Head Manufacturer and Model________________________________________________________

Bore________________________________In. Stroke_______________________________In.

Number of cylinders_____________________ Rod Length___________________________In.

Compression Ratio_________to 1 Deck height___________________________In.

Pin Offset_______________________________ Firing angle between paired rods_________deg.

Big end rotating weight of rod___________grams Pin end reciprocating weight of rod______grams

Critical load across top dead center_________________

 

(If unknown tell us the rod size and manufacturer, including the bolt size.)

…………………………………………………………………………………………………………………………………………………………………………...

Smallest cross sectional area of Intake port_________________sq. in.

Intake Valve Size________________________ Number of intake valves per cylinder_________

Entry area into the runner ______________sq. in Valve stem size___________________________

Total Runner length ____________________ in. Plenum to Valve.__________________________

 

………………………………………………………………………………………………………………………………………………………………………………...

Smallest cross sectional area of Exhaust port________________sq. in.

Exhaust Valve Size_______________________ Exhaust Valves per cylinder_____________

Primary Header length____________________

Primary Header Inlet Diam.________________ Collector Diam._______________________

Primary Header Diam. At Collector entrance_________ Collector Length______________________

 

………………………………………………………………………………………………………………………………………………………………………………..

Lift Intake Exhaust

Cyl. Head flow in C.F.M. @ 10² , 25² , or 28 ² of H2O ________ ________ _________

 

(Circle one please) __________ __________ ___________

A complete flow sheet from .100 to over the lift of your cam __________ __________ ___________

is best—please feel free to attach one or use the back of this sheet

Induction system used carb.______________

Size information fuel injection_____________ blower________________

C.F.M. of Induction Sys.___________________ Fuel Used____________________

 

Cam type ( ) Solid ( ) Mushroom ( ) Roller ( ) Hydraulic

Intake Exhaust

Rocker Ratio _______ _______

Duration at .006_______ ________ Valve Lift _______ _______

Duration at .05 _______ ________ Lobe centerline _______ _______

 

( A cam doctor file on disk is best. Attach a copy of your cam card, or copy on back)

Best R.P.M. for torque peak_________________ Horsepower peak________________________

 

Please be truthful. Proper input makes this an accurate way to try new ideas without buying every part, and helps you get the most out of parts you already own. Leave blanks rather than guess. On another sheet, tell us more about your car (stick or automatic, weight, etc.) or anything else relevant to your project.


If you cannot use the Java buttons on the side, please use the following.  They will take you to the same places.

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Copyright © 2000 Kromer Kraft
Last modified: August 31, 2005

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