Camshaft


R3 Race Blocks
  • 318/340 Mains
  • Siamese Bore Casting
  • Mopar Performance Cast Iron Engine Blocks & Components - Small Block


    R3 Race Block
  • Casting # P4532907
  • 48° Tappet Bore, Must use Race Heads
  • Deck Height: 9.025"
  • Main Caps: 4-Bolt, Center 3 Caps - Billet Steel
  • Dry Sump Oiling System Only
  • Cam Bearings Not Included.
  • Rough Bored to 4.050"
  • $2,798.99
    Ships 09/02/16

    R4 Race Blocks
  • Siamese Bore Casting
  • 2.25" Mains (302 Ford Main Bearings) - Requires Custom Crank
  • Main Caps: 4-Bolt, Center 3 Caps - Billet Steel
  • Deck Height: 8.575"
  • Dry Sump Oiling System Only
  • Cam Bearings - Not Included - Must use 60mm Roller Cam Bearings P5007361 & Custom Cam
  • Rough Bored to 4.050"


  • Cam Bearings

    Mopar Performance Cast Iron Engine Blocks & Components - Small Block


    Roller Cam Bearing Set
  • Material: 50mm Roller Bearings
  • For SB Race Block w/ 50mm Cam
  • Use w/ Custom Race or Unground Lobe Cams 312-P5007932 / 312-P5007134
  • Fits Block 312-P4876381AB
  • Does Not Fit OEM or Blocks w/ 59§ Tappet Bore
  • $147.99
    Ships 09/02/16
    FREE Shipping

    Mopar Performance Cast Iron Engine Blocks & Components - Small Block


    48§ Camshaft Bearing Set
  • Material: Babbit
  • Fits Small Block Race Blocks w/ 48§ Tappet Bores
  • Use w/ Custom Race Camshaft
  • Fits: Blocks 312-P4876671AD & 312-P4876673AD
  • Does Not Fit OEM or Blocks w/ 59§ Tappet Bores
  • $79.99
    NO ETA


    Camshaft Cores - Unground Lobe

    Mopar Performance Cast Iron Engine Blocks & Components - Small Block


    R3/Aluminum "A" Cam Core - UGL
  • Fits R3 Block 312-P4876381AB w/ 50mm Roller Cam Bearings & 48§ Tappets
  • Fits Aluminum "A" Blocks
  • Unground Lobes (Requires Custom Grind to Your Specifications)
  • 50mm Journals
  • 8620 Steel
  • $436.99
    Ships 09/02/16
    FREE Shipping

    Mopar Performance Cast Iron Engine Blocks & Components - Small Block


    R4 Cam Core - UGL
  • Fits R4 Block 312-P5007270AC
  • Unground Lobes (Requires Custom Grind to Your Specifications)
  • 60mm Journals
  • $339.99
    Ships 09/02/16
    FREE Shipping