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Ford Performance 302 CI 340 HP Boss Crate Engine w/ E303 Camshaft

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Features & Details

  • Crate Engine
  • Made from New Parts
  • 302 Cubic Inches
  • 340 Horespower with 9.0:1 Compression Ratio (Nominal)
  • BOSS 4-Bolt Main Block M-6010-BOSS302
  • Includes Forged Pistons
  • Comes with Forged Steel Crankshaft and Forged Steel Connecting Rods
  • Hydraulic Roller Camshaft M-6250-E303 Included
  • Engine Includes .498" Lift Intake and Exhaust
  • Double Roller Timing Chain Set M-6268-A302
  • Ford Performance Aluminum GT-40 "X" Cylinder Heads M-6049-X306
  • 1.94" Intake Valves and 1.54" Exhaust Valves
  • Roller Rocker Arms Included
  • Fits All Ford Mustangs
High-Performance Crate Engine. Boost your Mustang’s competitive advantage with the Ford Performance 302 CI 340 HP Boss Crate Engine with E303 Camshaft. It’s a complete engine which is ready for installation. This 340 HP engine with 9.5:1 compression ratio makes it the perfect motor for those looking to build a car for competitive street performance.

All-New Parts. The Ford Performance 302 CI 340 HP Boss Crate Engine comes with all-new components that have been engineered to give you maximum performance. Its forged steel connecting rods, forged pistons, and forged steel crankshaft have been put together to deliver a stunning 340 horsepower. This engine also includes rear sump oil pan, roller rocker arms, and double-timing chain to give you a powerful naturally aspirated motor.

Note: This crate engine does not include intake manifold or distributor. It is recommended to use MSD Distributor part no: M8598 with this engine.

For Extra Power. This crate engine includes the Ford Performance E-Cam M-6250-E303 which provides you with the extra power you need. This camshaft has a 282/282 duration and a .498/.498 lift for optimum low-end torque. In addition, this engine comes with GT-40 "X" M-6049-X306 cylinder heads for maximum air flow which significantly increases engine performance and efficiency.

Important Note: This crate engine is intended for competitive use only. Installation of this engine on vehicles driven on public roads and highways could violate US and Canadian laws and regulations on motor vehicle emissions.

Application. The Ford Performance 302 CI 340 HP Boss Crate Engine w/ E303 Camshaft has been designed to fit all Ford Mustang models.

Fitment: 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 Details

CA Residents: Warning: California's Proposition 65

What's in the Box
  • (1) Crate Engine
Installation Info
Tech Specs
Will it fit my Mustang?
  • Boss 302 - 12, 13
  • Bullitt - 01, 08, 09, 19
  • Cobra - 93, 94, 95, 96, 97, 98, 99, 01, 03, 04
  • Cobra R - 93, 95, 00
  • EcoBoost - 15, 16, 17, 18, 19
  • GT - 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19
  • GT350 - 15, 16, 17, 18, 19
  • GT350R - 15, 16, 17, 18, 19
  • GT500 - 07, 08, 09, 10, 11, 12, 13, 14
  • LX - 87, 88, 89, 90, 91, 92, 93
  • Mach 1 - 03, 04
  • Other - 79, 80, 81, 82, 83, 84, 85, 86
  • V6 - 94, 95, 96, 97, 98, 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13, 14, 15, 16, 17

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Questions & Answers (2)

2 Top Rated Questions

Will this work with an automatic transmission?

  • This Ford Performance 302 CI 340 HP Boss Crate Engine w/ E303 Camshaft can be paired with an automatic or manual transmission depending on your exact set-up.

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Is this EFI compatible

  • Yes, this crate engine is able to be set up either with an EFI system or a carburetor.

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