Woodburn Dragstrip
7730 Hwy. 219
Woodburn, Oregon
503-982-4461

Archives for the ‘Tech Bulletin’ Category

Tuesday Tech Question 12/07/16

QUESTION:   I have a Pro ET 1985 Camaro that has an OEM floor and firewall and runs 10.80 with a rollbar.  This winter I would like to stiffen the car up by making it into a complete roll-cage and it should run in the low 10’s.  In reading the 2016 NHRA Rulebook I see if […]



Tuesday Tech Question 10/25/2016

QUESTION:
I’m going to update my Pro/Sportsman ET car from stock OEM seat belts to new SFI 16.1 seat belts and was looking where I can find some type of mounting illustration
ANSWER:
General Regulations Section 20 page 42 of the 2016 NHRA Rulebook,has an illustration of the mounting requirements for the Driver Restraint Systems.



Tuesday Tech Question 10/18/2016

Question:
My Pro ET car has a high front end; can I add a beam breaker to the bumper?
 
Answer:
General Regulations section 20 Page 19 of the 2016 NHRA Rulebook has wording on beam breakers in the Ground Clearance section.  “Unless otherwise permitted by Class Requirements, the installation of a “beam breaker” in front of the body is […]



Tuesday Tech Question 10/11/2016

Question:
Can I paint the face of my Dzus button fasteners to match my car?
 
Answer:
General Regulations section 20 Page 19 of the 2016 NHRA Rulebook has wording on fastener buttons.  “All self-locking fastener buttons must be metallic.  All self-locking fastener buttons may be painted any color on their face, but must be WHITE or SILVER ONLY under […]



Tuesday Tech Question 10/04/2016

Question:
I am currently putting together a 2010 Camaro to race in SST, SG & ET.  I wanted to get clarification on the rules in regards to using the Drive by Wire throttle system.  I am planning on using the factory pedal which is electronic only.  The pedal will control a factory style Drive by Wire […]



Tuesday Tech Question 9/27/2016

Question:
I have a S/Pro Dragster that will be running 7.60 in the 1/4-mile and about 4.80 in the 1/8-mile and want to make sure that I have the correct rollcage padding.  Do I need the SFI Spec 45.1 rollcage padding?
Answer:
Roll cage padding meeting SFI Spec 45.1 mandatory on any vehicle running 9.99 (*6.39) or quicker. […]



Tuesday Tech Question 09/20/2016

Question:
I have a full-bodied, hardtop, Pro E.T car that runs 11.60’s in the 1/4-mile. I have SFI Spec. 16.1 seat belts that are punch-out dated 10/2015. Are they legal for my car?
Answer:
If the Pro E.T. full-bodied, hardtop car runs slower than 11.49 in the 1/4-mile, than expired SFI Spec. 16.1 seat belts are […]



Tuesday Tech Question 09/13/2016

Question:
I am putting a new engine combination together for my Top Dragster. It will be 400 cubic inches in displacement with a screw-type supercharger. I looked in the Top Dragster rules section, but did not see any limit to what overdrive I can run. Does this mean I can run as much […]



Tuesday Tech Question 09/06/2016

Question:
What type of ignition system am I allowed to use on my Jr. Dragster?
Answer:
You must use either a magneto or battery ignition system. When a battery ignition is used, the MSD Small Engine Ignition kits 41500 and 41510 and MSD ignition unit 42231 are the only accepted units for NHRA competition.



Tuesday Tech Question 8/30/2016

I am just finishing up my ’41 Willys Top Sportsman car. I noticed that some cars in the class have beadlock wheels and others do not. What kind of wheels do I need to purchase?
Answer:
If you plan to run 6.50 or quicker or 210 mph or faster you will need to have SFI […]