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

Archives for the ‘Tech Bulletin’ Category

Tuesday Tech Question 11/7/2017

Question:  My son’s Jr. Dragster has suspension in both the front and rear of the car. Are there any rules regarding how much travel the car can have?
 
Answer:  In the 2017 NHRA Summit Jr. Drag Racing League Rulebook, page 34, Suspension, it states, “Suspension permitted; maximum upward suspension travel 2 inches.”



Tuesday Tech Question 10/31/2017

Question:  I am changing my Top Dragster over to a dry sump oil system.  I am getting ready to fit the appropriate oil lines.  I heard that these lines have to be tested.  Could you please explain?
 
Answer:  You are correct; some of these new lines will need to be tested.  All flexible-pressure oil lines that will be subject to pressures greater than […]



Tuesday Tech Question – 10/24/2017

Question:  I recently purchased a supercharged rear-engine dragster that I will be bracket racing at my local track.  The car should run in the low 7 to high 6 second range.  Could you please tell me what type of helmet I will need?
 
Answer:  For the car you described, you will need to wear a full-face Snell 2010 or 2015 […]



Tuesday Tech Question 10/17/2017

Question: I have a full-bodied car that I race in Competition Eliminator. Are there any rules as to what window net I have to utilize?
 
Answer:  All full-bodied cars in Competition Eliminator must be equipped with a window net meeting SFI 27.1. Those window nets must be updated at two-year intervals from the date of manufacture.



Tuesday Tech Question 10/10/2017

Question:  Is there a rule on how the rubber boot mounted carburetor needs to be installed on our Jr Dragster?
 
Answer:  Yes there is.  Carburetors that are mounted via rubber boots/adapters and clamps must have a secondary mechanical device (bolt, turnbuckle, bracket, etc.) securing the carburetor to the engine/intake manifold.



Tuesday Tech Question – 10/3/2017

Question:  Am I allowed to install a quick-disconnect steering wheel on my Pro E.T. car?
 
Answer:  Yes you are.  This must be a commercially available quick-disconnect.  Also, the adapter must be welded to the steering shaft.



Tuesday Tech Question – 9/26/2017

Question:  I have a flexible automatic transmission shield meeting SFI Spec 4.1 in my Top Sportsman car.  Could you tell me when it expires and will need to be recertified?
 
Answer:  A flexible automatic transmission shield meeting SFI Spec 4.1 must be recertified every two years. 



Tuesday Tech Question – 9/19/2017

Question: I recently purchased a car that utilizes a manual transmission. The floor around the transmission seems to have a lot of open area. Is this something that I need to correct prior to attending my first event with the car?
 
Answer: Yes it is. We require all openings in the driver’s compartment around linkages, lines, […]



TUESDAY TECH QUESTION 9/12/2017

Question:  Do you have any specifications on what hardware is used to hold the body panels on my dragster?
 
Answer:  Yes we do! All self-locking fastener buttons must be metallic.  They may also be any color on their face, but the must be WHITE or SILVER ONLY under the face.  This rule applies to ALL cars in ALL […]



Tuesday Tech Question – 9/5/2017

QUESTION:  I have a 34 Ford with a roll bar that runs mid 11’s.  I was told that my short back bucket seats are properly supported by the cross bar behind the seat but I still need a head protector.  Is this correct?
 
ANSWER:  That is correct.  In any car where a roll bar or roll cage is installed, […]