GO-KART & JR. DRAGSTER VALVE SPRINGS, RETAINERS, & LOCKS FOR BRIGGS ANIMAL OVERHEAD VALVE ENGINES

Single and dual springs & spring kits for Stock, Controlled and Modified Class Animal engines

Beyond the camshaft, valve springs are probably the single most important factor for making HP with the Animal engine. To answer those needs, the GoParts™ valve train engineers are proud to introduce a full assortment of valve spring kits designed to deliver the ultimate in performance while meeting all rules requirements. Incorporating the same technology used to create valve springs for NASCAR competition, GoParts™ complete valve springs kits include everything you need to install these high quality single and dual spring sets.

Made from chrome silicon steel, GoParts™ Animal valve springs are ultra high quality and each kit comes with matched lightweight aluminum retainers to keep even the most radical camshaft profile under control. Featuring 10-degree angle locks to ensure they won’t pull through the retainer, the GoParts™ Animal Springs are compatible with stock, controlled and modified class requirements. Best of all, installing a GoParts™ Animal Spring Kit ensures peace of mind that you have the highest quality, most technologically advanced, and best performing springs available. For more information about GoParts™ complete valve springs set call 800-976-9376.

• Made from Super Clean™ Chrome Silicon Steel; the same material and engineering as used in COMP’s NASCAR valve springs
• Component-matched precision kit shipped ready to install
• Lightweight aluminum retainers included
• Meets with Stock, Modified and Controlled class rules requirements
• Features 10-degree-angle valve locks that won’t pull through the retainer

ANIMAL VALVE SPRINGS

Stock Single Springs & Kit: #GP970-2, #GP975, #GP971-2 Class: Stock GP971-2   SPRINGS ONLY • Two new #GP971 high load stock class valve springs • Seat @ 0.820" :19lbs, Open @ 0.563" :70lbs GP970-2   SPRINGS ONLY • Two new #GP970 stock class valve springs • Seat @ 0.820: 10.5lbs, Open @ 0.563: 60lbs GP975   COMPLETE KIT • Two new #GP970 valve spring • Two new retainers • Two new locks (four pieces)

Controlled Single Springs & Kit: #GP961-2, #GP980 Class: Controlled Seat @ 0.850": 25 lbs and 40 lbs over the nose GP961-2   SPRINGS ONLY • Two new #GP961 single valve springs GP980   COMPLETE KIT • Two new #GP961 single valve springs • Two new #GP759 retainers • Two new locks (four pieces)

Modified Dual Springs & Kit: #GP959-2, #GP985 Class: Modified Seat @ 0.850": 45 lbs and 80 lbs over the nose The GP985 kit is designed for the WKA Modified Animal or fully modified Animal engines. The O.D. of the spring fits the cylinder head plate perfectly. GP959-2   SPRINGS ONLY • Two new #GP959 dual valve springs GP985   COMPLETE KIT • Two new #GP959 dual valve springs • Two new #GP759 retainers • Two new #GP752 locks (four pieces)

Modified Dual Springs & Kit: #GP960-2, #GP990 Class: Modified Seat @ 0.850": 48 lbs and 90 lbs over the nose GP960-2   SPRINGS ONLY • Two new #GP960 dual valve springs GP990   COMPLETE KIT • Two new #GP960 dual valve springs • Two new #GP759 retainers • Two new #GP750 locks (four pieces)

RETAINERS

Aluminum Retainers: #GP759-2 Usage: For dual valve springs Material: Aluminum GP759-2   • Two new #GP759 billet aluminum retainers

LOCKS

Valve Locks: #GP750 GP750-2 • Two new #GP750 locks (four pieces)

EFFECT OF INCORRECT VALVE SPRING SETUP

Proper installation of valve springs is a crucial step in obtaining maximum performance. If your valves springs aren't set up correctly, your engine will never achieve it's full potential no matter what else you do. Dyno testing shows just how much performance is wasted without proper setup.

We do offer specialty tools to aid in proper valve spring setup here...