BCBC
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BCBC SYB-23 Engine Camshaft

Brand BCBC SYB-23
Lifter Type Hydraulic flat tappet
Exhaust Valve Lift 0.435
Intake Valve Lift 0.432
Grade Type Standard replacement
Exhaust Duration at .050 inch Lift 199.0
Intake Duration at .050 Inch Lift 192.0
Advertised Exhaust Duration 281.0
Advertised Intake Duration 273.0
Cam Type Hydraulic flat tappet
Computer Controlled Compatible Yes
Exhaust Valve Closes at 0.006 in. Cam Lift (SAE) 38 atc
Exhaust Valve Closes at 0.050 in. Cam Lift -12 atc
Exhaust Valve Opens at 0.006 in. Cam Lift (SAE) 65 bbc
Exhaust Valve Opens at 0.050 in. Cam Lift 31 bbc
Intake Valve Closes at 0.006 in. Cam Lift (SAE) 78 abc
Intake Valve Closes at 0.050 in. Cam Lift 29 abc
Intake Valve Opens at 0.006 in. Cam Lift (SAE) 15 btc
Intake Valve Opens at 0.050 in. Cam Lift -17 btc
Rocker Arm Ratio 1.75
Product line Stock
Fits Ford and Mercury · 133 vehicles

OE stock replacement. Factory-style camshaft grind for original engine requirements.

Hydraulic flat tappet. Standard replacement design for listed valve train applications.

Made in USA. Manufactured to Melling quality standards for OE replacement service.

Cross-references Standard Ignition S-643, 962461 and C7AZ-6250-A for the same application. See all 10.

$115.69Free shipping
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OE Stock Camshaft Replacement

The Melling SYB-23 is a stock replacement engine camshaft built for Ford and Mercury applications that call for an OE-style hydraulic flat tappet profile. It is made in the USA and engineered to match factory-style engine requirements for torque, economy, and horsepower balance.

  • Hydraulic flat tappet camshaft with standard replacement grade
  • Intake lift: 0.432; exhaust lift: 0.435
  • Intake duration at .050 in.: 192 degrees; exhaust duration at .050 in.: 199 degrees
  • Computer controlled compatible for listed applications
  • Made in the USA with OE replacement engineering

Application Details

Compatible with a wide range of Ford truck and passenger car engines, including Fits 1967-1976 Ford F-100, N/A, Fits 1967-1976 Ford F-250, N/A, and Fits 1967-1971 Ford Mustang, N/A. Additional coverage includes Ford F-350, F-150, Fairlane, Galaxie, LTD, Ranchero, Torino, Thunderbird, and several Mercury models listed in the fitment table. The SYB-23 uses a hydraulic flat tappet design and stock replacement grind to match original engine behavior in applications that need a direct camshaft service part. Part number SYB-23 is also referenced by interchange listings for related OE-style applications.

Common Uses

  • Restoring factory camshaft timing and valve action
  • Addressing worn lobes or camshaft wear
  • Replacing a camshaft during engine rebuild service
  • Returning idle, torque, and drivability characteristics closer to stock

Installation Notes

Verify engine code, valve train configuration, and fitment notes before installation. This camshaft is specified as a hydraulic flat tappet design, so lifter and valve train setup must match the application requirements. Review the listed year, make, model, and notes carefully for the correct engine family before ordering SYB-23.

Quality Assurance

Melling develops, tests, and manufactures its stock replacement camshafts to OE replacement standards using quality materials. The SYB-23 is part of the brand’s stock replacement line and is built for applications that require factory-style performance characteristics.

This part fits 133 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
1977FordF-5005.9LV8OE Stock Replacement Grind; Stock
1976FordF-1006.4LV8OE Stock Replacement Grind; Stock
1976FordF-1506.4LV8OE Stock Replacement Grind; Stock
1976FordF-2506.4LV8OE Stock Replacement Grind; Stock
1976FordF-3506.4LV8OE Stock Replacement Grind; Stock
1976FordF-5006.4LV8OE Stock Replacement Grind; Stock
1975FordF-1006.4LV8OE Stock Replacement Grind; Stock
1975FordF-1506.4LV8OE Stock Replacement Grind; Stock
1975FordF-2506.4LV8OE Stock Replacement Grind; Stock
1975FordF-3506.4LV8OE Stock Replacement Grind; Stock
1975FordF-5006.4LV8OE Stock Replacement Grind; Stock
1974FordF-1006.4LV8OE Stock Replacement Grind; Stock
1974FordF-2506.4LV8OE Stock Replacement Grind; Stock
1974FordF-3506.4LV8OE Stock Replacement Grind; Stock
1974FordM-4505.9LV8OE Stock Replacement Grind; Stock
1974FordP-3506.4LV8OE Stock Replacement Grind; Stock
1973FordF-1006.4LV8OE Stock Replacement Grind; Stock
1973FordF-2506.4LV8OE Stock Replacement Grind; Stock
1973FordF-3506.4LV8OE Stock Replacement Grind; Stock
1973FordM-4006.4LV8OE Stock Replacement Grind; Stock
1973FordP-3506.4LV8OE Stock Replacement Grind; Stock
1972FordF-1006.4LV8OE Stock Replacement Grind; Stock
1972FordF-2506.4LV8OE Stock Replacement Grind; Stock
1972FordF-3506.4LV8OE Stock Replacement Grind; Stock
1972FordM-4006.4LV8OE Stock Replacement Grind; Stock
1972FordP-3506.4LV8OE Stock Replacement Grind; Stock
1971FordCountry Sedan6.4LV8OE Stock Replacement Grind; Stock
1971FordCountry Squire6.4LV8OE Stock Replacement Grind; Stock
1971FordCustom6.4LV8OE Stock Replacement Grind; Stock
1971FordCustom 5006.4LV8OE Stock Replacement Grind; Stock
1971FordF-1006.4LV8OE Stock Replacement Grind; Stock
1971FordF-2506.4LV8OE Stock Replacement Grind; Stock
1971FordF-3506.4LV8OE Stock Replacement Grind; Stock
1971FordGalaxie 5006.4LV8OE Stock Replacement Grind; Stock
1971FordLTD6.4LV8OE Stock Replacement Grind; Stock
1971FordM-4006.4LV8OE Stock Replacement Grind; Stock
1971FordP-3506.4LV8OE Stock Replacement Grind; Stock
1971FordRanch Wagon6.4LV8OE Stock Replacement Grind; Stock
1970FordCountry Sedan6.4LV8OE Stock Replacement Grind; Stock
1970FordCountry Squire6.4LV8OE Stock Replacement Grind; Stock
1970FordCustom6.4LV8OE Stock Replacement Grind; Stock
1970FordCustom 5006.4LV8OE Stock Replacement Grind; Stock
1970FordF-1006.4LV8OE Stock Replacement Grind; Stock
1970FordF-2506.4LV8OE Stock Replacement Grind; Stock
1970FordF-3506.4LV8OE Stock Replacement Grind; Stock
1970FordFairlane6.4LV8OE Stock Replacement Grind; Stock
1970FordGalaxie 5006.4LV8OE Stock Replacement Grind; Stock
1970FordLTD6.4LV8OE Stock Replacement Grind; Stock
1970FordP-3506.4LV8OE Stock Replacement Grind; Stock
1970FordRanch Wagon6.4LV8OE Stock Replacement Grind; Stock
1970MercuryColony Park6.4LV8OE Stock Replacement Grind; Stock
1970MercuryCougar6.4LV8OE Stock Replacement Grind; Stock
1970MercuryCyclone6.4LV8OE Stock Replacement Grind; Stock
1970MercuryMarauder6.4LV8OE Stock Replacement Grind; Stock
1970MercuryMarquis6.4LV8OE Stock Replacement Grind; Stock
1970MercuryMonterey6.4LV8OE Stock Replacement Grind; Stock
1969FordCountry Sedan6.4LV8OE Stock Replacement Grind; Stock
1969FordCountry Squire6.4LV8OE Stock Replacement Grind; Stock
1969FordCustom6.4LV8OE Stock Replacement Grind; Stock
1969FordCustom 5006.4LV8OE Stock Replacement Grind; Stock
1969FordF-1006.4LV8OE Stock Replacement Grind; Stock
1969FordF-2506.4LV8OE Stock Replacement Grind; Stock
1969FordF-3506.4LV8OE Stock Replacement Grind; Stock
1969FordFairlane6.4LV8OE Stock Replacement Grind; Stock
1969FordGalaxie 5006.4LV8OE Stock Replacement Grind; Stock
1969FordLTD6.4LV8OE Stock Replacement Grind; Stock
1969FordMustang6.4LV8OE Stock Replacement Grind; Stock
1969FordP-3506.4LV8OE Stock Replacement Grind; Stock
1969FordRanch Wagon6.4LV8OE Stock Replacement Grind; Stock
1969FordRanchero6.4LV8OE Stock Replacement Grind; Stock
1969FordTorino6.4LV8OE Stock Replacement Grind; Stock
1969MercuryColony Park6.4LV8OE Stock Replacement Grind; Stock
1969MercuryComet6.4LV8OE Stock Replacement Grind; Stock
1969MercuryCougar6.4LV8OE Stock Replacement Grind; Stock
1969MercuryCyclone6.4LV8OE Stock Replacement Grind; Stock
1969MercuryMarauder6.4LV8OE Stock Replacement Grind; Stock
1969MercuryMarquis6.4LV8OE Stock Replacement Grind; Stock
1969MercuryMontego6.4LV8OE Stock Replacement Grind; Stock
1969MercuryMonterey6.4LV8OE Stock Replacement Grind; Stock
1968FordCountry Sedan6.4LV8OE Stock Replacement Grind; Stock
1968FordCountry Squire6.4LV8OE Stock Replacement Grind; Stock
1968FordCustom6.4LV8OE Stock Replacement Grind; Stock
1968FordCustom 5006.4LV8OE Stock Replacement Grind; Stock
1968FordF-1006.4LV8OE Stock Replacement Grind; Stock
1968FordF-2506.4LV8OE Stock Replacement Grind; Stock
1968FordF-3506.4LV8OE Stock Replacement Grind; Stock
1968FordFairlane6.4LV8OE Stock Replacement Grind; Stock
1968FordGalaxie 5006.4LV8OE Stock Replacement Grind; Stock
1968FordLTD6.4LV8OE Stock Replacement Grind; Stock
1968FordMustang6.4LV8OE Stock Replacement Grind; Stock
1968FordP-3506.4LV8OE Stock Replacement Grind; Stock
1968FordRanch Wagon6.4LV8OE Stock Replacement Grind; Stock
1968FordRanchero6.4LV8OE Stock Replacement Grind; Stock
1968FordThunderbird6.4LV8OE Stock Replacement Grind; Stock
1968FordTorino6.4LV8OE Stock Replacement Grind; Stock
1968MercuryColony Park6.4LV8OE Stock Replacement Grind; Stock
1968MercuryComet6.4LV8OE Stock Replacement Grind; Stock
1968MercuryCommuter6.4LV8OE Stock Replacement Grind; Stock
1968MercuryCougar6.4LV8OE Stock Replacement Grind; Stock
1968MercuryCyclone6.4LV8OE Stock Replacement Grind; Stock
1968MercuryMarquis6.4LV8OE Stock Replacement Grind; Stock
1968MercuryMontclair6.4LV8OE Stock Replacement Grind; Stock
1968MercuryMontego6.4LV8OE Stock Replacement Grind; Stock
1968MercuryMonterey6.4LV8OE Stock Replacement Grind; Stock
1968MercuryPark Lane6.4LV8OE Stock Replacement Grind; Stock
1967FordCountry Sedan6.4LV8OE Stock Replacement Grind; Stock
1967FordCountry Squire6.4LV8OE Stock Replacement Grind; Stock
1967FordCustom6.4LV8OE Stock Replacement Grind; Stock
1967FordF-1005.8LV8From Series #A84,001; Stock
1967FordF-2505.8LV8From Series #A84,001; Stock
1967FordF-3505.8LV8OE Stock Replacement Grind; Stock
1967FordFairlane6.4LV8OE Stock Replacement Grind; Stock
1967FordGalaxie6.4LV8OE Stock Replacement Grind; Stock
1967FordLTD6.4LV8OE Stock Replacement Grind; Stock
1967FordMustang6.4LV8OE Stock Replacement Grind; Stock
1967FordP-3505.8LV8From Series #A84,001; Stock
1967FordRanch Wagon6.4LV8OE Stock Replacement Grind; Stock
1967FordRanchero6.4LV8OE Stock Replacement Grind; Stock
1967FordThunderbird6.4LV8OE Stock Replacement Grind; Stock
1967MercuryBrougham6.4LV8OE Stock Replacement Grind; Stock
1967MercuryCaliente6.4LV8OE Stock Replacement Grind; Stock
1967MercuryCapri6.4LV8OE Stock Replacement Grind; Stock
1967MercuryColony Park6.4LV8OE Stock Replacement Grind; Stock
1967MercuryComet6.4LV8OE Stock Replacement Grind; Stock
1967MercuryCommuter6.4LV8OE Stock Replacement Grind; Stock
1967MercuryCougar6.4LV8OE Stock Replacement Grind; Stock
1967MercuryCyclone6.4LV8OE Stock Replacement Grind; Stock
1967MercuryMarquis6.4LV8OE Stock Replacement Grind; Stock
1967MercuryMontclair6.4LV8OE Stock Replacement Grind; Stock
1967MercuryMonterey6.4LV8OE Stock Replacement Grind; Stock
1967MercuryPark Lane6.4LV8OE Stock Replacement Grind; Stock
1967MercuryVillager6.4LV8OE Stock Replacement Grind; Stock
1967MercuryVoyager6.4LV8OE Stock Replacement Grind; Stock
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — S-643962461C7AZ-6250-AC572CM570CS-643E-572-SES643MC-642TM572