Main Bearing Bore Diameter Range: 46 - 178 mm (1.800 - 7.000 in) Special tooling required for 127 - 178 mm (5.000 to 7.000 in)
Capacity: V blocks, both 90 and 60; overhead and L-head in-line blocks; up to 1140 mm (45 in) long, 710 mm (28 in) from head deck to main bearing centerline.
FEATURES & BENEFITS
Minimum stock removal, usually less than .003" (.076 mm) off the caps compared to as much as .010" (.254 mm) with boring
Maximum precision, corrects distortion caused by warpage and cap stretch
Meets or exceeds original factory accuracy for alignment, roundness and size
Fast, easy setup
Ease of operation, no special training required
Profitable: Make $90-$120 in 30 minutes on a typical V-8 block
Lifetime application service with every machine purchase
PLB-100 line boring attachment
*38.1mm hard chrome bar with tool bit holes on127mm centers, length 1220mm.
*auto feed with 4 ranges, 0.05;0.1;0.15 and 0.2mm per revolution
*positive feed screw drive
*hand feed for thrust face matching
*spring load tool bit for easy adjustment
*universal mounting flange for various car and light truck applications
*Most V6&V8 blocks do not require universal mounts
*small block centering bushing standard
*lightweight 6.8kg plus bar