Page 15 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

CRANKSHAFTS

Chevrolet Small Block (Cont.)
Forged Steel Crankshafts - Cont.
Howards
Track Smart 3 Features: 4340 steel non-twist forgings, rough machined
process, double stress-relieved, properly placed profiled counterweights
for piston clearance, nitride hardened, lightened holes in throws, large
.125" radii for use with chamfered bearings, precision CNC-machined,
micro polished. For 750+ horsepower applications.
Min. Rod Rod Rear Target Approx.
Part No. Description Stroke Length Pin Main Main Seal Balance Bobweight Grams Weight Lbs.
HRCH353485712T Track Smart 3 3.480" 5.700" 2.100" 350 2-Pc. Int. N/A N/A
HRCH353756012T Track Smart 3 3.750" 6.000" 2.100" 350 2-Pc. Int. N/A N/A
HRCH403756012T Track Smart 3 3.750" 6.000" 2.100" 400 2-Pc. Int. N/A N/A
HRCH353876012T Track Smart 3 3.875" 6.000" 2.100" 350 2-Pc. Int. N/A N/A
HRCH403876012T Track Smart 3 3.875" 6.000" 2.100" 400 2-Pc. Int. N/A N/A
HRCH35406012T Track Smart 3 4.000" 6.000" 2.100" 350 2-Pc. Int. N/A N/A
HRCH404006012T Track Smart 3 4.000" 6.000" 2.100" 400 2-Pc. Int. N/A N/A

K1 Technologies
Features: Premium 4340 steel, core nitride hardened, stress-relieved, gun-
drilled rod and mains, properly placed counterweights, large fillet.
Min. Rod Rod Rear Target Approx.
Part No. Description Stroke Length Pin Main Main Seal Balance Bobweight Grams Weight Lbs.
K1T012DAD348 Lightweight 3.480" 5.700" 2.100" 350 2-Pc. Int. 1900 51-54
K1T012DAD375 Lightweight 3.750" 5.700" 2.100" 350 2-Pc. Int. 1900 55

Lunati
Signature Series Features: Premium 4340 non-twist forged steel, heat-
treated, stress-relieved, properly placed profiled counterweights, nitride
hardened, lightening holes in throws, gun-drilled mains, .125" radii for
use with narrowed bearings, magnafluxed, precision ground and mirco-
polished.
Min. Rod Rod Rear Target Approx.
Part No. Description Stroke Length Pin Main Main Seal Balance Bobweight Grams Weight Lbs.
LNT60138751 Signature Series 3.875" 6.000" 2.100" 350 2-Pc. Int. N/A N/A
LNT60240001 Signature Series 4.000" 6.000" 2.100" 400 2-Pc. Int. N/A N/A

Manley
Features: 4340 steel non-twist forging, heat-treated, precision ground,
stress relieved, shot peened, nitride hardened, large fillet radii for use
with narrowed bearings, gun-drilled rod journals, chamfered oil holes,
magnafluxed, and micro-polished.
Min. Rod Rod Rear Target Approx.
Part No. Description Stroke Length Pin Main Main Seal Balance Bobweight Grams Weight Lbs.
MAN190190 Lightweight 3.480" 5.700" 2.100" 350 2-Pc. Int. 1750 44-46
MAN190310* IMCA Legal 3.480" 5.700" 2.100" 350 2-Pc. Int. 1800 48-50
MAN190150 Lightweight 3.750" 5.700" 2.100" 350 2-Pc. Int. 1800 49-51
MAN190130 Lightweight 4.000" 6.000" 2.100" 350 2-Pc. Int. 1800 49-51
* Note: The two center rod journals are not gun drilled. Rule legal in IMCA Hobby Stock and Sport Modified.

14 2018 ENGINE BUILDER CATALOG