Post 11 second small block combos
1972 340 block
Work done: O-ringed, tubed for roller cam, oil gallies enlarged, bored to 4.07(.030 over) and honed with deck plates by Herb McCandless.
340 steel crank
Prepared by Lunati, stroked .110 to 3.42 stroke and balanced.
340 steel rods
Prepped by Lunati. Hand picked set. All are within .001 of each other in length. Bronze bushed, balanced and lightened.and shot peened.
Heads
340 X heads with 2.02 intake valves and 1.60 exhausts. Double springs for .700 lift cam, Maximum porting on intake and exhaust ports.Ports are 63cc combustion chambers. they flow abouy 260 cfm
Pistons
Venolia lightweight forged pistons. Uses dykes top ring, 1/16 2nd ring and standard tension oil rings. Weight is 510 grams.11.3 comp
Intake
Holley Strip Dominator ported to match heads.the carb is a bigs 950 stage 5
Camshaft
Cam Motion roller 269 275 @ .050 and .631 lift with 1.5 rocker Valves set on .024 .028
RPM range 4500-7500. Cam is degreed in at 104 deg centerline.
Other Parts
High volume Melling oil pump, Comp Cams roller lifters, Crane 1.5 roller rockers(gold), Fluid Balancer, windage tray, Cloyes double roller timing set. SCE copper head gaskets(.060). Tall valve covers for use with roller rockers. Moroso 8 qt deep sump oil pan. Bronze cam gear for use with roller cams.i plan on shifting at 7200.im hoping for low 11s.this is going in a 72 dart with a 727 trans, 4900 stal,8.75 rear with 4.88 gears