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Ford Performance

Ford Lotus Twin Cam Engine Block

Ford Lotus Twin Cam Engine Block

SKU: M-6010-16L

Regular price $2,550.00
Regular price $2,650.00 Sale price $2,550.00
Sale Sold out

Out of Stock- ETA September 2023

This genuine Ford part is stronger than the original block and is made from modern 40,000 PSI grey cast iron. Features robust main caps with ARP bolts for added strength. This block will accept the Lotus Twin Cam and Ford Kent (Pre Crossflow) Cylinder heads. Includes pre-installed camshaft bearings.

  • Bore 3.228"-3.226" (81.99mm-81.94mm) semi-finished

  • Lifter bore .5155"-.5145" (Later Crossflow Type)

  • Lower clutch housing bolt holes reinforced

  • Center main designed for upper and lower thrust for more precise end float setting

  • Material Cast iron

  • Bore Spacing 3.780”

  • Block Deck Height (out of box) 7.900”

  • Head Bolt Size 7/16-14 UNC

  • Head bolts Main Bolt configuration 2 bolt main caps 7/16-14 UNC

  • Main Bearing Bore Size 2.2702” – 2.2710”

  • Main Cap Material Nodular cast iron main caps

  • Main Cap Fasteners 7/16-14 UNC (torque spec. 70 lb-ft) ARP recommended torque value

  • Cam Bearing Bore Size 1.6895” - 1.6905”

  • Cam Bearing I.D. 1.5615” – 1.5620”

  • Oiling System Wet sump oiling system

  • Rear Seal Type Rear engine cover mounted 1 piece rear seal


  • Lotus Twin Cam
  • Ford Kent 1500

Return Policy

You have 7 calendar days to return an item from the date you received it. To be eligible for a return, your item must be unused and in the same condition that you received it. Your item must be in the original packaging. Your item needs to have the receipt or proof of purchase. Some exclusions apply.

For additional details see our Return & Refund Policy.

Installation Guides

To see all available installation and break-in instructions, click here.

Disclaimers & Legal

This part has been designed and is intended for off-highway application only. Installation of this part on a vehicle that is driven on public roads may violate U.S. and Canadian laws and regulations relating to emission requirements and motor vehicle safety standards.

Click Here for emissions compliance information.

California Residents Prop 65 Information
California’s Proposition 65 entitles California consumers to special warnings for products that contain chemicals known to the state of California to cause cancer and birth defects or other reproductive harm if those products expose consumers to such chemicals above certain threshold levels. This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

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