nhra rule book driveshaft loop

This means drilling the floor pan and I wont do that to mine. I dont want to add a driveline loop to my Model A that I take to the drags.

Driveshaft Loop Required W Slicks Nhra Rules Srt Hellcat Forum

-A driveshaft safety loop is required when you run slicks not drag radials or street tires.

. The bar contours the crossmember belly goes back about 5 and then a loop is welded to it. I took this from a older NHRA rule book. Jun 21 2005 Location.

Trans Dapt driveshaft loops come with all hardware necessary for installation and meet all current 2013 NHRA regulations for safety equipment. Trans Dapt Performance now offers affordable and easy to install NHRA-compliant driveshaft loops for 4th-Gen Camaros Firebirds and Trans Ams Fox-Body Mustangs and a universal bolt-in application. For a bulk-order form 10 or more copies contact NHRA Membership Services.

Its fully adjustable too. I believe this rule still stands. I took this from a older NHRA rule book.

Ad Free shipping on qualified orders. Anyway its just a loop with a bar attached again just like a pocket clip for a pen tire guage etc. He was so bad that he even went back to the trailer and got his rule book to prove my J bolt battery mounts had to be welded closed.

Section 1A on page 19 Driveshaft loop required an all cars running 1399859 eighth or quicker and utilizing SLICKS except vehicles 1149735 eighth or slower equipped with STREET TIRES. Some tracks are more strict on enforcing the loop old rule was 12s-1390s but generally I think the new rule is 12s requires them. Free easy returns on millions of items.

The rule book states. NHRA rules require a driveshaft loop on any vehicle that runs the quarter mile quicker than 1399-seconds while running slicks or quicker than 1149. Does it matter if it you put your driveshaft loop around the rear yoke vs.

Its as simple as it sounds. NHRA Members call 1-800-308-6472 to receive a 30 percent discount. 1399 14-mile 859 18-mile or quicker.

A front driveshaft loop is required on all cars except. He got down on the ground behind the car and said looks good. 4 Jan 21 2010.

I believe this rule still stands. Jump to Latest Follow. Bolt In Driveshaft Loop 67 -75 Mopar A Body.

13s and street tires your all good but dunno what about drag radials or slicks. The DOT approved slicks you see advertised in the Summit or Jegs catalogues. 2 are the existing tranny mount bolts and one additional in the crossmember.

In place of a crossmember in the vicinity of the front universal joint all cars in competition using open driveshafts must have a retainer loop 360-degrees of enclosure 14-inch 635 mm minimum thickness and 2-inches 51 cm wide or 78-inch 222 mm x 065-inch 165 mm welded steel tubing securely mounted and located within 6-inches 152 cm of the. With street tires or drag radials no loop is required until 1149 14-mile 735 18-mile and faster. For all other applications the universal bolt-in driveshaft loop Part 4140 is adjustable to be compatible with just about any vehicles driveshaft height.

Free Shipping Over 99. This safety loop is designed to fit near the transmission tail shaft in the tunnel area. Everything You Need For Anything You Drive.

Read customer reviews find best sellers. Overflow reservoir functioning neutral-safety switch seat belts and a valid state drivers license or NHRA competition license for all participants. -A driveshaft safety loop is required when you run slicks not drag radials or street tires.

With street tires or drag radials no loop is required until 1149 14-mile 735 18-mile and faster. A driveshaft safety loop is required per the NHRA rule-book on any vehicle using slicks and running 1399 or faster in the 14 mile or 1149 or faster on any tire. Apr 26 2018 12.

5 Sep 19 2009. The driver must wear long pants closed toe shoes and a shirt. The Lakewood Drive Shaft Safety Loop is made from 14 thick steel and is 2 wide which complies with specifications stated in the NHRA IHRA rule books.

The rules require that the loop is mounted within 6 inches of the front U-joint on the driveshaft for support of the driveshaft in the event of a U-joint failure. I may want to run drag radials if it would eliminate having to use a loop. 1399 seconds 859 18th Drive Line Loop with slicks Approved helmet Full face in open cars see below.

1399 14-mile 859 18-mile or quicker. The driveshaft loop is required to meet the NHRA safety rules if the car is running 1399 and faster on slicks or 1300 and faster on street tires. I always get a kick out of the outdated and unclear NHRA rulebook.

If you have these DOT tires does that mean no drive in loop. The on line NHRA rule book says you need a driveline loop unless you run street times. Driveshaft loop required on all cars running 1399 or qucker and utilizing slicks except vehicles running 1149 or slower equipped with street tires.

I know NHRA rules state it cant be further than 6 away from the yoke but I cant remember from reading my friends rule book if front or rear matters any. Driveline 24 For all full-bodied and open-bodied cars running between 750 450 and 1399 859 in place of a crossmember located behind but within 6 inches of the center of the front universal joint. I went 6 inches per the NHRA rule book too.

Overflow reservoir functioning neutral-safety switch seat belts and a valid state drivers license or NHRA competition license for all participants. Investigating this reveals that unless there is a crossmember to catch the front of the driveshaft which I dont have a car to check and in the past always holds the rear trans mount on old B and E cars leaving the shaft open ie needs loop NHRA rules shows it requires a driveshaft loop section 24. 2021 to 2022 Rulebook Amendments.

I told him that no one has ever looked at my safety loop. Although like I said some tracks dont really enforce it it is still a good safety device to have. The front yoke of the driveshaft.

Ad Big Selection of Driveshaft Loops In Stock. The driver must wear long pants closed toe. Rumblefish360 I have escaped the evil Empire State.

What constitutes street times. DO NOT BEGIN THIS INSTALLATION UNTIL YOU ARE CONFIDENT THAT VEHICLE IS SECURE AND SAFELY. Only show this user.

Driveshaft Loop NHRA Placement - Install Measurements. We Are Your One Stop Shop. Browse discover thousands of brands.