LS 451 Short Block



  • 451 Rotating Assembly or Short Block with Options by Raymac Racing Engines



  • 451 Cubic Inch Street/Strip LS Kit - with options

    SUMMER SAVINGS for all those LS guys out there.....
    by Raymac Racing Engines
    451 Cubic Inch Street/Strip LS Kit Options
    (8.8 to 13.2:1 Compression)

    • Dart SHP 4.125 Bore, 9.240 Deck Block
    • Dart Small Parts Kit with Cam Bearings
    • Callies Compstar 4.100 Stroke, 4340 Crankshaft
    Internally Balanced
    • JE Forged 2618 Pistons 4.185 Bore Dish,
    Flat Top and Dome Available
    (8.8 to 13.2:1 Compression Options)
    • JE Nitrited Carbon Steel 1.2mm/1.5mm Napier and
    3mm Oil Ring Set
    • Manley 6.125” H Beam with ARP 2000 Bolts
    • Michigan Bearings “H” Series with Extra Clearance Rod & Mains

    Balanced Rotating Assembly Kit Only $2881

    Block if purchased with Rotating Assembly Kit $1900
    Dart Small Parts Kit $129

    Short Block Kit $4900

    Raymac Racing Engines
    940.594.0350 Office/Text
    817.705.5424 Shop/Dyno/No Voicemail


  • (Price subject to change and is based on availability.)

Contact us for more details at 940.594.0350 or 817.705.5424. 

Multiple Product purchase discounts!! – Prices subject to change. – Product limited by availability



Contact Raymac Racing Engines

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Call us for a free quote!

817.705.5424   or  940.594.0350

All products are subject to availability. Customizing a part may delay shipping. All prices are subject to change.

09/05/18 For our Brodix & Scat customers..... California law now requires any reseller of Scat or Brodix products to inform it's customers of the following (in accordance with Proposition 65): WARNING: May Cause Cancer and Reproductive Harm - The notice also states that SCAT & Brodix will be placing warning labels on those products effected (affixed to products, labels or packaging).