The 350 HO Deluxe takes the value leading 350 HO a step further by adding carburetor, distributor, water pump, torsional damper, and auto trans flexplate. This enhancement to the Vortec cylinder head 330 horsepower 350 HO makes it easier than ever to repower your street rod, street machine or sportsman racer. The 600 cfm vacuum secondary Holley carburetor is ideally suited to the 350 HO. Details: The 350 HO Deluxe takes the value leading 350 HO a step further by adding carburetor, distributor, water pump, torsional damper, and auto trans flexplate. This enhancement to the Vortec cylinder head 330 horsepower 350 HO makes it easier than ever to repower your street rod, street machine or sportsman racer. The 600 cfm vacuum secondary Holley carburetor is ideally suited to the 350 HO. And the proven GM HEI distributor will give years of worry-free driving. With a 9.1 to 1 compression ratio, it?s pump gas friendly, and with its muscle car idle it?s cruise night cool. With GMPP?s lowest priced small-block crate engine there is no reason to rebuild that junk yard clunker and since it?s complete from carb to pan there is no need to chase parts. Talk to your GM Performance Parts Authorized Dealer about any additional required parts to complete your re-power project. This engine is perfect for your 1975 or older vehicle or any off-road usage. 350 HO Technical Information Horsepower 330 @ 5000 RPM Torque 380 Ft. Lbs. @ 38090 Max. Recommended RPM 5500 Compression Ratio 9.1:1 Block 10105123 Cast iron four bolt with one piece rear main seal Crankshaft 14088527 Nodular cast iron Connecting Rods 10108688 PM steel Pistons 12361371 Cast aluminum Piston Rings 14089025 Camshaft 24502476 Lift: .435"I, .460" E. Duration @ .050: 212º I, 222º E. Timing Chain 14087014 Cylinder Heads 12558060 Cast iron 64cc Vortec combustion chambers Intake Valves 10241743 1.94" Exhaust Valves 12550901 1.50" Valve Springs 10212811 Rocker Arms 10089648 1.5 ratio Valve Lash Zero Spark Plugs R44TS Gap @ .045 (300 HP 350) 41-932 Gap @ .060 (330 Hp 350) R44LTS Gap @ .045 (330 Hp 350) Rapid Fire #8 @ .035 Ignition Timing 10 BTDC @ 700 RPM