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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
(CNC Ported) 1
400 INTAKE (55° Valve Job) 143 218 291 352 402 449 470 481
115 and needs to be honed
WP 12 SP RI MC 262 cc 61 cc 2
180 INTAKE 163 232 288 335 351 360
DART BIG M BBC 9.8/10.2 DECK 4.25 BORE .842 LIFTER BORE 31213644/31213354 BLOCK (CNC Ported) 1CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. Billet Steel Main Caps Standard Main Bearing Diameter Deck Height 10. 200 (31213644) or 9. 800 (31213344) *Please specify which number you want. Cylinder Bore Diameter 4. 250 (made to hone to 4. 250) Comes with coated cam bearings, frost plugs, and dowels. SHIPS TO A BUSINESS IN THE LOWER 48 STATES WITH MEANS TO UNLOAD FREE! ADD 34. 00 RESIDENTIAL AND 84. 00 LIFT GATE. CALL SHANON AT 507 445 3235 WITH