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Ford Performance Mustang Camshaft Guide

Created by Taylor Ward
Last Updated 5/17/2021

Picking the right camshaft for your Mustang can be confusing. We here at LMR have made it easy with the Ford Performance Mustang camshaft guide.

Viewing this install and using the information shared is subject to the terms set forth here - View the LMR Install Instructions Disclaimer.

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Ford Performance Mustang Camshaft Guide - Ford Performance Mustang Camshaft Guide


B303 Cam | M-6250-B303

Ford B303 Cam

This Ford Performance B303 hydraulic roller camshaft (also known as a B cam), is a great way to add horsepower to your 5.0L 85-95 Mustang. Fox Body Mustang cams not only add performance but also give your Mustang an aggressive lope exhaust tone. This Mustang B Cam offers a more aggressive idle and excellent low-end torque for your 302 Fox Body engine.

This is perfect for a bolt-on modified Mustang. While it adds a noticeable power improvement, it maintains great characteristics for daily driving. Works well with a manual transmission, automatic transmission, carburetor, and mass air fuel injection.

B303 Cam Specs

This Ford Performance M-6250-B303 camshaft has a 224° intake duration at.050", and a 224° exhaust duration at .050". This B Cam also features a 0.480" intake lift with 1.6 rockers. Requires upgraded valve springs and a high stall torque converter is recommended for automatic transmissions.

Notes

  • On EFI engines, performance camshafts work only with mass air induction systems. It will not work with Explorer EEC-V EFI.
  • Also fits 1994-95 351W with factory roller cam when used with mass air EFI.
  • Stock 5.0L HO cam advertised specs are 266°/266° duration, 0.444"/0.444" lift.

Application

  • Fits 1985-1995 Mustangs 5.0L w/ hydraulic roller tappet cam.

E303 Cam | M-6250-E303

Ford E303 Cam

This Ford Performance E303 hydraulic roller cam (also known as an E cam), is a great way to add horsepower to your 5.0L 85-95 Mustang. Fox Body cams not only add performance, but they also give your Mustang an aggressive lope exhaust tone. This Mustang E Cam, M-6250-E303, offers good idle quality and excellent low and mid-range power for your 302 engine.

While it adds a noticeable power improvement, it still maintains many great characteristics for daily driving. Works well with a manual transmission, automatic transmission, carburetor, and mass air fuel injection.

Ford E303 Cam Specs

This Ford E303 camshaft has a 220° intake duration at .050", and a 220° exhaust duration at .050". This E303 camshaft also features a 0.498" intake lift with 1.6 rockers and a lobe separation angle of 110°. Requires upgraded valve springs to a higher lift spring for proper operation. A high stall torque converter is recommended for all automatic transmissions.

Notes

  • On EFI engines, performance camshafts work only with mass air induction systems. It will not work with Explorer EEC-V EFI.
  • Also fits 1994-95 351W with factory hydraulic roller cam when used with mass air EFI.
  • Stock HO 5.0 e303 cam specs are 266°/266° duration, 0.444"/0.444" lift.

Application

  • Fits 1985-1995 Mustangs 5.0L w/ hydraulic roller tappet cam.
  • Fits 1994–1997 351W blocks with factory roller cam.
  • Fits 1979–1993 non-roller cam 351W blocks when used with hydraulic roller lifters.

F303 Cam | M-6250-F303

Ford F303 Cam

This Ford Performance F303 hydraulic roller camshaft (also known as an F cam), is a great way to add horsepower to your 5.0L 85-95 Mustang. Fox Body cams not only add performance, but they also give your Mustang an aggressive lope exhaust tone. This Mustang F Cam offers good idle quality and great mid to upper RPM power for your 302 Fox Body engine.

While it adds a noticeable power improvement, it still maintains improved characteristics for daily driving. Works well with a manual transmission, automatic transmission, carburetor, and mass air fuel injection.

F303 Cam Specs

This Ford Performance M-6250-f303 camshaft has a 226° intake duration at.050", and a 226° exhaust duration at .050". This F Cam also features a 0.512" intake lift with 1.6 rockers. Requires upgraded valve springs and a high stall torque converter is recommended for automatic transmissions.

Notes

  • On EFI engines, performance camshafts work only with mass air induction systems. It will not work with Explorer EEC-V EFI.
  • Also fits 1994-95 351W with factory roller cam when used with mass air EFI.
  • Stock 5.0L HO cam advertised specs are 266°/266° duration, 0.444"/0.444" lift.
  • May require piston modification for piston-to-valve clearance. Valve clearance should be checked.

Application

  • Fits 1985-1995 Mustangs 5.0L w/ hydraulic roller tappet cam.

X303 Cam | M-6250-X303

Ford X303 Cam

This Ford Performance X303 hydraulic roller camshaft (also known as an X cam), is a great way to add horsepower to your 5.0L 85-95 Mustang. Fox Body cams not only add performance, but they also give your Mustang an aggressive lope exhaust tone.

This Mustang X 303 Cam offers an aggressive idle with excellent torque and horsepower gains up to 6200RPMs for your 302 Fox Body engine. Perfect for a bolt-on modified Mustang. Manual transmission recommended, auto transmission will require a stall converter.

X303 Cam Specs

This Ford Performance M-6250-X303 camshaft has a 286° intake duration at.050", and a 286° exhaust duration at .050". This X Cam also features a 0.542" intake lift with 1.6 rockers. Requires upgraded valve springs.

Notes

  • On EFI engines, performance camshafts work only with mass air induction systems. It will not work with Explorer EEC-V EFI.
  • Also fits 1994-95 351W with factory roller cam when used with mass air EFI.
  • Stock 5.0L HO cam advertised specs are 266°/266° duration, 0.444"/0.444" lift.
  • May require piston modification for piston-to-valve clearance. Valve clearance should be checked.

Application

  • Fits 1985-1995 Mustangs 5.0L w/ hydraulic roller tappet cam.