Availability
1973 Cylinder Heads
Cylinder Heads, Project X, Aluminum, Bare, 56cc Chamber, 210cc Intake Runner, Ford, Small Block, Pair
Part Number: PMX-9205
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Cylinder Heads, Aluminum, Bare, 121cc Chamber, 340cc Intake Runner, Chevy, Big Block, Pair
Part Number: PMX-9340
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Cylinder Heads, Aluminum, Bare, 121cc Chamber, 370cc Intake Runner, Chevy, Big Block, Pair
Part Number: PMX-9370
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Cylinder Head, Shocker CNC, Assembled, 63cc Chamber, 185cc Intake Runner, 2.08/1.60 Valve Sizes, Flat Tappet, Aluminum, Mopar, Small Block LA, Pair
Part Number: PMX-9560
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 215cc Intake Runner, Chevrolet, Small Block, Pair
Part Number: PMX-92198A
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Cylinder Head, Shocker CNC, Bare, 65cc Chamber, 185cc Intake Runner, Aluminum, Mopar, Small Block LA, Pair
Part Number: PMX-95615
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Cylinder Head, Performer RPM, Aluminum, Bare, 72cc Chamber, 215cc, Pontiac, Semi Finished, 389-455, Each
Part Number: EDL-60509
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Engine Valve Guide 55-02 AMC/BUI/CAD/CHV/FRD/GMC/JEP/LIN/MER/OLD/PON
Part Number: EGN-GD9607-100
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Cylinder Head, 290cc, Solid Roller, Aluminum, Assembled, 0.750 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-290-6058
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 2026 if ordered today
Engine Valve Guide 58-91 AMC/FRD/JEP/MER 5.4L/5.8L/5.9L/6.4L/6.6L/6.7L/7.0L
Part Number: EGN-GD9298
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 269cc Intake, Exhaust Port Is Raised 0.600 in., Oval Intake Port, Chevy, Big Block, Each
Part Number: WRL-030040M-2
Not Yet Reviewed
Estimated Ship Date: Jun 8, 2026 if ordered today
Estimated Ship Date: Jun 8, 2026 if ordered today
Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each
Part Number: WRL-030630-2
Not Yet Reviewed
Estimated Ship Date: Jun 8, 2026 if ordered today
Estimated Ship Date: Jun 8, 2026 if ordered today
Cylinder Head, S/R, Cast Iron, Assembled, 67cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each
Part Number: WRL-043610-1
Not Yet Reviewed
Estimated Ship Date: Jun 8, 2026 if ordered today
Estimated Ship Date: Jun 8, 2026 if ordered today
Cylinder Head, Merlin, CNC Ported, Cast Iron, Bare, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each
Part Number: WRL-030630CNC
Estimated Ship Date: Jun 8, 2026 if ordered today
Estimated Ship Date: Jun 8, 2026 if ordered today
Cylinder Head, S/R, Cast Iron, Bare, 67cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each
Part Number: WRL-043610
Estimated Ship Date: Jun 8, 2026 if ordered today
Estimated Ship Date: Jun 8, 2026 if ordered today
Head Bolt Kit
Part Number: PIO-851201
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
engine block dowel pin sets
Part Number: PIO-PG-695-100
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Engine Valve Guide 55-95 BUI/CAD/CHV/FRD/GMC/LIN/MER/OLD/PON 2.5L/3.2L/3.3L/3.8L/4.1L/4.3L/4.5L/4.6L/4.8L/4.9L/5.1L/5.3L/5.7L/5.8L/6.4L/6.9L/7.0L/7.5L
Part Number: EGN-GD5606
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Cylinder Head, 315cc, Solid Roller, Aluminum, Assembled, 0.750 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-315-6058
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 2026 if ordered today
Engine Valve Guide 55-02 AMC/BUI/CAD/CHV/FRD/GMC/JEP/LIN/MER/OLD/PON
Part Number: EGN-GD9607H
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Engine Valve Guide 66-00 BUI/CHV/GMC/OLD/PON 6.0L/6.6L/7.0L/7.4L/L
Part Number: EGN-GD9973
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Cylinder Heads, Maxx Series, Bare, Aluminum, 183cc Intake Runner, D-port, Chevy, 302, 327, 350, 400, Pair
Part Number: PMX-9184
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Cylinder Head, Maxx Series, 200cc Intake Runner, Aluminum, Assembled, 72cc Chamber, Pair
Part Number: PMX-92002AHR
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 215cc Intake Runner, Chevrolet, Small Block, Pair
Part Number: PMX-9216S
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Cylinder Heads, Aluminum, Assembled, 121cc Chamber, 370cc Intake Runner, Chevy, Big Block, Pair
Part Number: PMX-9371
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
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