Blueprint Engines ProSeries Short Block Plus Crate Engine Assembly [GM LS 427 ci Stroker 58x Reluctor]
138-PSLS4270SP
Items You Need
Chevy LS
Short Block Plus Information
- New 6.2L aluminum block
- 58x crank reluctor
- Forged crankshaft
- 4.125 in. stroke
- Forged connecting rods
- 6.125 in. length
- Forged 2618 alloy high-strength pistons
- 4.070 in. bore
- -8 cc volume yields 11.1:1 compression with 70 cc heads
- Performance coating
- Roller Cam Specs
- Lift: .624 in. Intake / .624 in. Exhaust
- Duration at .050: 239-degrees Intake / 255-degrees Exhaust
- Lobe Separation (LSA): 114-degrees
Notes
- Retrofit oil pan fits most 1955-1995 GM rear-wheel-drive V8 cars
- Requires a non-weighted flexplate or flywheel
- Corvette style balancer
- Recommend a 2200+ RPM stall converter
- Not for EGR
- Warranty 30-month / 50,000 miles
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.