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K1 Crank Kits
KIT INFORMATION
LS1 H-Beam Rods, ARP S2000 bolts.
Column A: Includes Crank, Rods & Pistons.
Column B: Includes Crank, Rods, Pistons, Plasma Moly Rings & Clevite H-Series Chansford Bearings
Kit Upgrades Available (RODS)
Upgrade to Light Weight Rod: (CH6125ALLB-LSL8)  7/16 ARP2000,
611 grms (Add $49)
Kit Upgrades Available (PISTONS)
Pistons can be swapped out in any kit. Pricing for kit will be adjusted for difference in cost.
  K1 LS1 Stroker Kits
Performance High Quality Kits at an Affordable Price!

These high quality, performance Stroker Kits give you the best Crank, Rods and Pistons all together at a great price. We've done all the hard work for you, so save yourself time and money and buy a K1 Crank Kit for your engine today!

Reluctor Wheel Info

LS1 Early Reluctor Wheel 24 Tooth
LS1/2 (up to 2005) 58 Tooth
 
Deck Heights of LS1 Blocks
LS1 Block (9.240 Deck), LS1 Bore (3.89)
6.0 Truck (9.230 Deck), LS2 Bore (4.00)
LSX Block (9.255 Deck), LS7 Bore (4.125)
L92/LS3 Bore (4.065)

Max Stroke LS Blocks
The Piston design determines max stroke.
LS1/2/3/6/L92 4.00"
LS7-C5R 4.120"
LSX 4.250"

Head CC's (non CNC)
LS1/2/6 64.5
L76/92/LS7 70cc

Head Valve Sizes **
LS1/6 intake 2.0....exhaust 1.55
L72/92/LS3 intakes 2.16 exhaust 1.59 *
LS7 intakes 2.20 exhaust 1.61 *
C5R intakes 2.18 & 1.63 *

*Note: some piston mfg's pistons are not relieved for these larger valves(Wiesco pistons are designed for these larger valve sizes)
 
**Note: some heads with larger valve sizes may not fit on every block, check with one of our tech's.

 
 
Crank Rods Pistons Comp
Ratio
Kit A Price Kit B Price Order
Online
65 67 68 70
LS1 4.000 Stroke, 6.125 Rod
346-4000RB6F CH6125ALLB-LS8 Wiseco
K448
+5cc DOME
3.903, 4.00, 4.005, 4.030, 4.070
12.9 12.5 12.4 12 K1-90001-1 $1599 K1-90001 $1949 order
here
346-4000RB6F CH6125ALLB-LS8 Wiseco
K394
-8cc DISH
3.903, 4.00, 4.005, 4.030, 4.070
11.1 10.9 10.8 10.5 K1-90002-1 $1599 K1-90002 $1949 order
here
346-4000RB6F CH6125ALLB-LS8 Wiseco
K445
-15cc DISH
3.903, 4.00, 4.005, 4.030, 4.070
10.2 10.0 9.9 9.7 K1-90003-1 $1599 K1-90003 $1949 order
here
346-4000RB6F CH6125ALLB-LS8 Wiseco
K456
-20cc DISH
4.00, 4.005, 4.030, 4.070
9.7 9.6 9.5 9.3 K1-90004-1 $1599 K1-90004 $1949 order
here
346-4000RB6F CH6098ALLB-LSL8 Wiseco
K443
-23cc DISH
4.125, 4.155, 4.200
10 9.8 9.7 9.6 K1-90005-1 $1599 K1-90005 $1979 order
here
346-4000RB6F CH6125ALLB-LS8 Wiseco
K396
-32cc DISH
4.125, 4.155, 4.200
8.8 8.7 8.6 8.5 K1-90006-1 $1599 K1-90006 $1979 order
here
346-4000RB6F CH6125ALLB-LS8 Wiseco
K397
-32cc DISH
4.100, 4.125
9.1 8.9 8.8 8.5 K1-90007-1 $1599 K1-90007 $1979 order
here
346-4000RB6F CH6125ALLB-LS8 Wiseco
K446
-18cc DISH
4.125, 4.155
10.4 10.2 10.1 10.0 K1-90008-1 $1599 K1-90008 $1979 order
here
346-4000RB6F CH6125ALLB-LS8 Wiseco
K395
-8cc DISH
4.100, 4.125
11.4 11.2 11.1 10.9 K1-90009-1 $1599 K1-90009 $1979 order
here
346-4000RB6F CH6125ALLB-LS8 MAHLE
LS1105903I06
-6cc DISH
3.903, 3.905, 3.908, 3.910
11 10.8 10.7 10.4 K1-90010-1 $1689 K1-90010 $2039 order
here
346-4000RB6F CH6125ALLB-LS8 MAHLE
LS1105000I12
-12cc DISH
4.00, 4.010, 4.020, 4.030
10.8 10.5 10.3 10.1 K1-90011-1 $1689 K1-90011 $2039 order
here
346-4000RB6F CH6125ALLB-LS8 MAHLE
LS1105005I32
-32cc DISH
4.005, 4.030
9.1 8.9 8.8 8.5 K1-90012-1 $1689 K1-90012 $2039 order
here
346-4000RB6F CH6125ALLB-LS8 MAHLE
LS1105125F04
-4cc DISH
4.125, 4.155
12.2 12 11.8 11.6 K1-90013-1 $1599 K1-90013 $1949 order
here
346-4000RB6F CH6125ALLB-LS8 MAHLE
LS1105125I16
-16cc DISH
4.125, 4.155
10.6 10.4 10.2 10 K1-90014-1 $1689 K1-90014 $2039 order
here
346-4000RB6F CH6125ALLB-LS8 MAHLE
LS1105125I32
-32cc DISH
4.125, 4.155
9.1 8.9 8.8 8.5 K1-90015-1 $1689 K1-90015 $2039 order
here
Crank Rods Pistons Comp
Ratio
Kit A Price Kit B Price Order
Online
65 67 68 70
LS1 4.125 Stroke, 6.125 Rod
346-4125RB6F CH6125A11B-LS8 Wiseco
K451
+3cc DOME
3.903, 4.000, 4.005, 4.030, 4.070
12.8 12.5 12.3 12 K1-90016-1 $1639 K1-90016 $1989 order
here
346-4125RB6F CH6125A11B-LS8 Wiseco
K450
-11cc DISH
3.903, 4.000, 4.005, 4.030, 4.070
11 10.8 10.7 10.5 K1-90017-1 $1599 K1-90017 $1949 order
here
346-4125RB6F CH6125A11B-LS8 Wiseco
K455
-22cc DISH
3.903, 4.000, 4.005, 4.030, 4.070
10.4 10.2 10.1 10 K1-90018-1 $1599 K1-90018 $1949 order
here
346-4125RB6F CH6125A11B-LS8 Wiseco
K449
-30cc DISH
3.903, 4.000, 4.005, 4.030, 4.070
9.2 9.1 9 8.8 K1-90019-1 $1599 K1-90019 $1949 order
here
 
 
 
 
 
 

Sales/Tech Line: (603) 378-0090
Email: tech@flatlanderracing.com


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*All prices on this site are subject to change without notice. Flatlander Racing™ disclaims responsibility for any printing or typographical errors, and does not guarantee that all information is accurate.


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