This set  fits 1957-1985 small block Chevrolet 283, 307, 327, and 350 V8 engines with a 2 piece rear main seal and left or right hand oil pan dipsticks.

Kit includes:

• (2)Part # 1003 Fel Pro Performance Race Head gaskets,
• Intake gaskets Both # 1206 - Port size: 1.31" x 2.21"  and # 1256 - Port size: 1.23" x 1.99",
• Header gaskets Part # 1404 - Port size: 1.50" x 1.50"Square Port,
• Rear main seal - # 2900,
• Oil pan gaskets for left hand dipstick blocks and for right hand dipstick blocks,
• Valve Cover Gaskets,
• Timing Cover Set,
• Water pump gaskets Fuel pump & plate gaskets Thermostat housing gasket Distributor gasket O-ring valve style stem seals

Lookup by year make and model here.

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repa ir environment.

• Meets or exceeds all original equipment specifications
• Application specific design to ensure a perfect fit
• Engineered and manufactured specifically for the repair environment
• Unsurpassed quality you can trust