KPMI Racing Valve Spring Kit - Yamaha Raptor 700 / Grizzly 700 / Viking

High-Performance Valve Springs for Yamaha 700s

KPMI racing valve spring kit designed for performance and boosted Yamaha 700 builds. Premium Kobe Super-Clean Chrome Silicon wire with beehive design for reduced mass and increased RPM capability.

Why KPMI Racing Springs

✓ 80 lbs seat pressure / 205 lbs @ 0.435" lift
✓ Beehive design – reduced reciprocating mass
✓ Lightweight heat-treated steel retainers
✓ Perfect for turbo/supercharged builds
✓ Premium Kobe Super-Clean Chrome Silicon wire
✓ Shot peened & stress relieved – maximum life
✓ OEM seal/base compatible

What's Included

- Racing valve springs (beehive design)
- Lightweight steel retainers
- Complete kit for one cylinder

Does It Fit?

✅ **Yamaha Raptor 700** (2006-2016)
✅ **Yamaha Grizzly 700** (2007-2015)
✅ **Yamaha Rhino 700** (2008-2013)
✅ **Yamaha Viking 700** (2014-2016)

Quick Specs

Part #: 80-80410 / 191-24007
Seat Pressure: 80 lbs
Max Pressure: 205 lbs @ 0.435" lift
Spring Type: Beehive design
Retainer: Lightweight heat-treated steel
Weight: 0.51 lbs

Racing Spring Technology

**Premium Wire Material:**
Kobe Super-Clean Chrome Silicon wire for maximum strength and durability

**Beehive Design:**
- Reduces reciprocating mass
- Allows higher RPM operation
- Less stress on valvetrain
- Improved harmonics

**Advanced Engineering:**
Designed using proprietary spring simulation software analyzing cam harmonics, stress, mass, and operating RPM

Perfect For These Builds

🔥 **Turbocharged engines** – handles boost pressure
⚡ **Supercharged builds** – increased spring pressure prevents float
🏁 **High-RPM racing** – beehive design reduces mass
🔧 **Performance cams** – matches aggressive lift profiles
💪 **Big bore kits** – supports increased power

OEM Compatibility

✓ Works with OEM integrated seal/base (OE# 3610212)
✓ Drop-in replacement for stock springs
✓ No modifications required

When You Need Racing Springs

Upgrade to racing springs if you're running:
- Turbo or supercharger
- Aggressive performance cam
- High RPM operation (8,000+ RPM)
- Big bore stroker combo
- Race fuel / high compression

Or if you have:
- Valve float at high RPM
- Weak stock springs
- Complete performance build

Installation Notes

⚙️ Difficulty: Advanced
🔧 Requires: Valve spring compressor, precise tools
🔧 Check: Installed height, coil bind clearance
👨🔧 Professional installation recommended

Pro Tip

💡 Always check spring installed height and coil bind clearance. Racing springs have different specs than stock and must be verified during installation.

What Else You'll Need

⚠️ Not included:
- Valve seals (must be replaced)
- Valve guides (if worn)
- Valves (if upgrading)
- Shims (for installed height adjustment)

Pairs With

- Performance camshaft
- Titanium retainers (optional upgrade)
- Valve seals
- KPMI bronze valve guides
- Performance valves

Why Choose KPMI?

KPMI specializes in premium valvetrain components for racing and high-performance builds. Every spring is:
- Heat-treated for strength
- Stress relieved for longevity
- Shot peened for surface hardness
- Engineered for specific applications

Warranty

🛡️ KPMI quality guarantee
🔄 No returns on installed parts

Questions?

📞 541-668-7503
📧 Support@dunegoonshop.info

Ships same day before 3pm EST ⚡
4 in stock - Ready to ship!