{"product_id":"lrp-nitro-engine-zr-21-spec-4-pullstart","title":"LRP Nitro Engine ZR-21 Spec.4 Pullstart","description":"\u003cp\u003eThe LRP ZR.21 Spec.4 pullstart engine is a performance-optimized .21 nitro engine and is ideally suited as a replacement or upgrade engine for RTR stock engines.\u003c\/p\u003e  \u003cp\u003eOptimized port timing ensures strong power delivery and very responsive throttle behavior.\u003c\/p\u003e  \u003cp\u003eThe engine setup is intentionally kept simple.\u003c\/p\u003e  \u003cp\u003eThe ZR.21 Spec.4 can be tuned quickly and easily and impresses with clean and reliable running characteristics.\u003c\/p\u003e  \u003cp\u003eWith its well-balanced combination of performance, ease of use and proven LRP nitro technology, the ZR.21 Spec.4 pullstart is the perfect entry into the world of LRP nitro engines. #32173\u003c\/p\u003e","brand":"LRP","offers":[{"title":"Default Title","offer_id":48489962897629,"sku":"LRP-32173","price":229.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/0708\/0110\/files\/LRP-32173.jpg?v=1788368417","url":"https:\/\/ultimatehobbies.com.au\/products\/lrp-nitro-engine-zr-21-spec-4-pullstart","provider":"Ultimate Hobbies Site","version":"1.0","type":"link"}