{"product_id":"hpi-racing-nitro-star-f4-6-v2-engine-4-6cc-slide-carburettor-and-rear-exhaust-with-a-pullstart","title":"HPI Racing Nitro Star F4.6 V2 Engine 4.6cc Slide Carburettor and Rear Exhaust with a Pullstart","description":"The F4.6 V2 features a new crankcase and heatsink design with larger heatsink fins for improved cooling. This new design also makes the engine 37g lighter and 12mm shorter. A new pullstart utilises a one-way bearing encased in a large 14mm hex for increased durability.\u003cbr\u003e\u003cbr\u003eThe F4.6 is the powerplant responsible for the immense speeds and raw torque in the Savage X 4.6, and now it's available to fit into any Savage or big-block monster truck! It features all the race tuning you could ever want in a big-block monster truck engine, fantastic good looks and plenty of attitude! With 2.9 horsepower on tap, it really is true that there's no replacement for displacement! With 8-port race tuning, you get a huge powerband through the entire rev range, all the way up to 32,000RPM! The composite 7.5mm carb is heat-resistant for consistent tuning as the engine warms up.\u003cbr\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cli\u003eGlow Plug: Cold R5 (HPI #1504)\u003c\/li\u003e\u003cli\u003eDisplacement: 4.6cc\u003c\/li\u003e\u003cli\u003eBore: 18.68mm\u003c\/li\u003e\u003cli\u003eStroke: 16.6mm\u003c\/li\u003e\u003cli\u003ePower: 2.9hp @ 32,000RPM\u003c\/li\u003e\u003cli\u003eCarburettor: F1-7.5 (Composite 7.5mm)\u003c\/li\u003e","brand":"RC Hop Up Parts","offers":[{"title":"Default Title","offer_id":43626589913176,"sku":"HPI111595","price":170.09,"currency_code":"USD","in_stock":false}],"url":"https:\/\/beavertonmilestonehobby.com\/products\/hpi-racing-nitro-star-f4-6-v2-engine-4-6cc-slide-carburettor-and-rear-exhaust-with-a-pullstart","provider":"Beaverton Milestone Hobby","version":"1.0","type":"link"}