Lightweight laser cut steel design, For use with 5" O.D. springs, 5 inches of extended webbing to help keep springs in place, Spud and jam nut to help eliminate spring-to-jack bolt misalignment and spring binding, IMCA Approved
Lightweight Extended Weight Jack Plate Assembly Kit, 1 Inch Speedway Motors
Lightweight Extended Weight Jack Plate Assembly Kit, 1 Inch
Sku # 9108978
Mfr. Part # 9108978
Condition
New
Brand
Speedway Motors
Sold
Kit
Details

Kit Includes:

  • (1) Lightweight Extended Weight Jack Plate
  • (1) Weight Jack Bolts, Coarse Thread, 1 Inch
  • (1) Steel Hex Jam Nut, 1 Inch Weight Jack Bolt, Zinc Plated

 

Lightweight Extended Weight Jack Plate

  • 5 inches of extended webbing to help keep springs in place and to prevent unwanted chassis changes on the track under race conditions
  • Special 1", -8 welded spud allows the plate to be locked to a weight jack bolt with a jam nut to help eliminate spring-to-jack bolt misalignment and spring binding during normal suspension travel
  • Perfect for Sport Mods with an extreme left rear hike
  • Lightweight laser cut steel design
  • For use with 5" O.D. springs
  • IMCA Approved

 

Weight Jack Bolts, Coarse Thread, 1 Inch

  • Replacement weight jack bolt
  • Coarse thread
  • Cad plated for corrosion resistance
  • Includes a hole at the bottom for a cotter pin
  • 1.000" diameter is 8" long
  • IMCA Approved

 

Steel Hex Jam Nut, 1 Inch

  • Grade A jam nuts are low profile compared to a standard nut
  • Zinc plating, retards the corrosion rate in a normal atmosphere
  • Steel
  • 1" Diameter
  • 8 RH coarse thread
  • .547 thick
  • 1-1/2" wrench size
  • Specification: ANSI B18.2.2
  • IMCA Approved

 

Specs
MFG. Part #
9108978
Spring Diameter
5"
Thread Pitch
1"-8
Material Type
Steel
Finish
Painted
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Kit
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Tech Support
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About
Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 74 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.