🛠️ 102mm Complete Engine Rebuild Kit – Yamaha Raptor 700/700R
Give your Raptor a fresh start with this all-in-one 102mm big bore engine rebuild kit. Packed with premium parts like a forged piston, Maxlock head studs, a complete gasket set, and HD crank assembly, this kit delivers long-term durability and strong performance.
✅ Fits all Yamaha Raptor 700 & 700R models and years
✅ Bolt-on install – no machining required
✅ All parts brand new in original packaging
Brand New Crankcases
Aftermarket 102mm Cylinder – Big bore ready
Forged Piston Kit – CP, JE, or Wiseco (choose brand at checkout)
Nitrite-Coated High Temp Rings
Chrome Wristpin & Circlips
Hotrods Crankshaft with Rod (Assembled)
Main Bearings – One pre-installed on crank
Counter Balancer Bearings
Water Pump Bearing + Mechanical Seal
Transmission Bearings
Clutch Arm Bearing(s)
Complete Top & Bottom End Gasket Kit
Cometic MLS Head Gasket
Complete Engine Oil Seal Kit
Valve Stem Seals
Water Pump Shaft + Impeller
Aftermarket Oil Pump
Maxlock 4135 Alloy Steel Head Stud Kit
Timing Chain
Heavy Duty Clutch Kit – Fibers, steels, springs
Drop-in rebuild — no machining or mods required
Built with forged internals and high-strength studs
Designed for long-lasting performance and easy installation
Compatible with pump or race gas depending on piston brand
Supported by manufacturer warranties
📦 Shipping Time:
Ships within 5–7 business days. Tracking info provided once fulfilled.
💬 Customer Support:
We’re available Monday–Friday, 7 AM to 4 PM PST. Store chat is open 24/7 for fast help.
We ship next day most of the time. Modquad parts are shipped Monday-Thursday. Engine Kits are 3-5 business days.
We don't do backorder! If your items has already sold you will be notified immediately and you money refunded on the spot.
Sold items are removed daily.
If you see it on this website, it is 100% in stock unless it just sold before you clicked buy.
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I received the Cam, But there were no instructions.
Banshee - Dipstick & Oil Plug Billet - Modquad
My 400ex has never sounded better. New tensioner, guides, and chain fixed the noise. Metal bottom end gasket was cool too, didn't rip while working on it.
Thank you for your positive review! We're glad to hear that the TRX400EX Cam Chain Tensioner & Wiseco Heavy Duty Cam Chain Kit was able to fix the ticking noise on your 400ex. We agree, these small maintenance steps can make a big difference in the overall performance and sound of your vehicle. We appreciate your feedback and hope to continue providing quality products for your ATV. Happy riding!
Well my mechanic said it was some good parts in the box. I'll let you know how the rebuild goes. Great I hope
I haven’t received them yet
Trevor, thank you for your 5 star review. We appreciate that. Rest assured I just checked your tracking info and UPS says they will arrive today between 1:30 & 3:00 pm. Your going to love the Lectron Carburetors!