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Pontiac 400 Engine Build - Pump Gas Pounder
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| Heads | | Brand | 340-cfm, 74cc KRE aluminum D-ports | | Chamber | Heart-shaped, fast-burn | | Head Mods | Gasket match to TIP-120240 intake gasket,
CNC-ported to 340-cfm | | Combustion Chamber Volume | 74 cc's | | Maximum Flow at 28 Inches of Water | | Intake | 341-cfm at 0.700 lift | | Exhaust | 261-cfm at 0.700 lift | | Compression Ratio | 11.41:1 | | Valves | Ferrea SS 6000 series, 2.19/1.66-in | | Retainers | Comp Cams 10-deg | | Keepers | Comp Cams 10-deg | | Valve Guides | Bronze | | Valve Seals | PC | | Rocker Studs | ARP | | Rocker Arms | Scorpion 1.6-ratio full roller | | Pushrods | Comp Cams, 5/16-in, 9.450-in long | | Cam | | Brand | Comp Cams custom-grind solid roller | | Duration at 0.050 | 265/272-deg | | Lift | 0.691/0.691-in | | Centerline | 110-deg | | Lobe Separation Angle | 110-deg | | Installed Position | +4-deg | | Lifters Brand | Crower roller | | Valvesprings | Comp Cams | | Seat/Open Pressure | 230/620-bs | | Timing Chain | Rollmaster double-roller | | Induction | | Carb | 1050 Holley Dominator | | Jets | No. 97 square | | Intake Manifold | Edelbrock Victor 850 base with tapered spacer | | Mods | Ports matched to heads | | Ignition | | Distributor | MSD Pro-Billet | | Amplifier | MSD 6AL | | Coil Brand | MSD blaster | | Wires | Taylor 8mm | | Spark Plugs | NKG No. 8 | | Total Timing | 31.5-deg advance locked out | | Exhaust | | Headers | 1.75-in Hedman | | Collector Size | 3-in |  This is the business end of...  This is the business end of the heart-shaped, fast-burn combustion chamber. Note the spark plug hole is canted toward the exhaust valve, as it's the hottest area of the chamber, providing a quicker and more complete burn. You can also see the bowl work on the intake side. The 30-45-60-degree multi-angle valve job was performed at KRE with a new, state-of-the-art Rottler SG-8 seat and guide machine.  Here's the intake side of...  Here's the intake side of the KRE aluminum heads that were ported to flow 340 cfm.  Ferrea 6000 series stainless...  Ferrea 6000 series stainless steel valves; 2.19-inch intake and 1.66-inch exhaust feature 45-degree seats and a 30-degree back cut on the intake.
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