404ci ls2 Buildsheet
Specifications not listed are the same as stock. Except as noted, all dimensions are in inches or fractions thereof.
| Displacement |
404 ci |
| Bore x Stroke |
4.010 x 4.000 |
| Compression |
15.3:1 |
| Rod, Center to Center |
6.125 |
| Piston Deck Height |
0.008 |
| Chamber Volume |
60cc |
| Rod Bearing Clearance |
0.0025 |
| Main Bearing Clearance |
0.0025 |
| Crank Endplay |
0.006 |
| Piston Ring Endgap |
0.022 top |
| |
0.026 second |
| Main Cap Torque |
60 ft-lb inner |
| |
50 ft-lb outer (moly) |
| Cross-bolt |
18 ft-lb (sealant) |
| Rod bolt torque |
65 ft-lb (moly) |
| Head bolt torque |
70 ft-lb (moly |
| FLOW FIGURES |
| Lift |
Intake |
Exhaust |
| 0.100 |
73 |
58 |
| 0.200 |
152 |
130 |
| 0.300 |
237 |
204 |
| 0.400 |
294 |
248 |
| 0.500 |
328 |
263 |
| 0.600 |
352 |
270 |
| 0.700 |
358 |
274 |
| 0.800 |
360 |
274 |
| *cfm at 28 inches H2O |
| CAMSHAFT SPECS |
| Manufacturer |
Comp Cams |
| Part Number |
54-000-12 |
| Grind Number |
LS1 1724R/ 1860R R 113 |
| Type |
Mechanical roller |
| Valve Lift |
0.834/0.800-inch intake/exhaust |
| Duration at 0.050 |
277°/288° intake/exhaust |
| Lobe Separation |
113° |
| PRICE LIST |
| MANUFACTURER |
PART # |
DESCRIPTION |
PRICE |
| Clevite |
MS-2199H |
H-series main bearings (set) |
$153 |
| |
CB-663HN |
H-series rod bearings (each) |
9 |
| Comp Cams |
54-000-12 |
Camshaft |
400 |
| |
8904-16 |
3/8-inch Hi-Tech pushrods |
160 |
| |
875-16 |
Pro Magnum lifters |
208 |
| |
947-16 |
Triple valvesprings |
326 |
| |
632-16 |
Super valve locks |
32 |
| |
4786-16 |
Spring locators |
34 |
| |
620-16 |
Valve lash caps |
34 |
| |
1500 |
Gen III aluminum shaft rockers |
1,030 |
| |
735-16 |
1.625-inch Titanium retainers |
290 |
| Edelbrock |
28097 |
Super Victor LS1 manifold |
444 |
| Fel-Pro |
1161R/1161L |
Head gaskets (each) |
72 |
| Quick Fuel Technology |
P-1050-3 |
3-circuit 1,050-cfm carburetor |
940 |
| Moroso |
20141 |
LS1 conversion pan |
274 |
| |
24840 |
Oil pump pickup |
42 |
| AutoTec |
1001783-C |
Pistons |
Call for pricing |