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This Doug Herbert Performance Engine kit is a complete power package that will provide you everything you need to hop-up your big block Chevy and add over 100 horsepower at an amazing low price. Available only at Doug Herbert Performance.

Kit contains:
- Herbert aluminum heads completely assembled with 2.25/1.880 and matching springs to the camshaft of your choice
- Performance aluminum Intake Manifold
- Aluminum roller rockers and locks
- Herbert camshaft of your choice
- Herbert Lifters
- Double roller timing chain
- Custom push rods
- Head bolts
- Cam bolts
- Complete gasket set