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K1/Carrillo Crank Kits
 
KIT INFORMATION
LS1 H-Beam Rods, ARP S2000 bolts.
Column A: Includes Crank, Rods & Pistons & Rings
Column B: Includes Crank, Rods & Pistons, Rings, Main & Rod Bearings
Kit Upgrades Available:
 
Pistons

- Pistons can be swapped out in any kit. Pricing for kit will be adjusted for difference in cost.
 
Lightweight Rods

- Upgrade to Lightweight Rod (CH6125ALLB-LSL8) with ARP 2000 bolts (add $99)
 
ARP 2000 Bolts
- ARP 2000 Upgrade to Std. Weight Rod (add $69)
 
Balanced
- Balanced Kit Upgrade (add $169)
 (balancing takes 10-14 days to complete)
  K1/Carrillo Stroker Kits
LS1 (4.250")
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.

 


 

 
Stroke Rod Bore Vol. 68cc 70cc 72cc Crank Rod Piston Kit A Price Kit B Price Order Online
4.250" Stroke - LS 9.700" Deck (Fits LS1, LS2, LS3, LS6, L92 heads)
4.250 6.450 4.000 -32 9 8.8 8.7 346-4250RB6F CH6450ALLB-LS8-A K396XS WR-0124-1 $1899 WR-0124 $2065 order here
4.250 6.450 4.005 -32 9 8.8 8.7 346-4250RB6F CH6450ALLB-LS8-A K396X05 WR-0125-1 $1899 WR-0125 $2065 order here
4.250 6.450 4.030 -32 9 8.8 8.7 346-4250RB6F CH6450ALLB-LS8-A K396X3 WR-0126-1 $1899 WR-0126 $2065 order here
4.250 6.450 4.070 -32 9 8.8 8.7 346-4250RB6F CH6450ALLB-LS8-A K396X7 WR-0127-1 $1899 WR-0127 $2065 order here
4.250 6.450 4.000 -20 10 9.8 9.6 346-4250RB6F CH6450ALLB-LS8-A K456XS WR-0128-1 $1899 WR-0128 $2065 order here
4.250 6.450 4.005 -20 10 9.8 9.6 346-4250RB6F CH6450ALLB-LS8-A K456X05 WR-0129-1 $1899 WR-0129 $2065 order here
4.250 6.450 4.030 -20 10 9.8 9.6 346-4250RB6F CH6450ALLB-LS8-A K456X3 WR-0130-1 $1899 WR-0130 $2065 order here
4.250 6.450 4.070 -20 10 9.8 9.6 346-4250RB6F CH6450ALLB-LS8-A K456X7 WR-0131-1 $1899 WR-0131 $2065 order here
4.250 6.450 4.000 -15 10.5 10.3 10 346-4250RB6F CH6450ALLB-LS8-A K445XS WR-0132-1 $1899 WR-0132 $2065 order here
4.250 6.450 4.005 -15 10.5 10.3 10 346-4250RB6F CH6450ALLB-LS8-A K445X05 WR-0133-1 $1899 WR-0133 $2065 order here
4.250 6.450 4.030 -15 10.5 10.3 10 346-4250RB6F CH6450ALLB-LS8-A K445X3 WR-0134-1 $1899 WR-0134 $2065 order here
4.250 6.450 4.070 -15 10.5 10.3 10 346-4250RB6F CH6450ALLB-LS8-A K445X7 WR-0135-1 $1899 WR-0135 $2065 order here
4.250 6.450 4.000 -8 11.25 11 10.8 346-4250RB6F CH6450ALLB-LS8-A K394XS WR-0136-1 $1899 WR-0136 $2065 order here
4.250 6.450 4.005 -8 11.25 11 10.8 346-4250RB6F CH6450ALLB-LS8-A K394X05 WR-0137-1 $1899 WR-0137 $2065 order here
4.250 6.450 4.030 -8 11.25 11 10.8 346-4250RB6F CH6450ALLB-LS8-A K394X3 WR-0138-1 $1899 WR-0138 $2065 order here
4.250 6.450 4.000 -3 11.8 11.6 11.4 346-4250RB6F CH6450ALLB-LS8-A K464XS WR-0139-1 $1899 WR-0139 $2065 order here
4.250 6.450 4.005 -3 11.8 11.6 11.4 346-4250RB6F CH6450ALLB-LS8-A K464X05 WR-0140-1 $1899 WR-0140 $2065 order here
4.250 6.450 4.030 -3 11.8 11.6 11.4 346-4250RB6F CH6450ALLB-LS8-A K464X3 WR-0141-1 $1899 WR-0141 $2065 order here
4.250 6.450 4.065 -3 11.8 11.6 11.4 346-4250RB6F CH6450ALLB-LS8-A K464X65 WR-0142-1 $1899 WR-0142 $2065 order here
4.250 6.450 4.070 -3 11.8 11.6 11.4 346-4250RB6F CH6450ALLB-LS8-A K464X7 WR-0143-1 $1899 WR-0143 $2065 order here
4.250 6.450 4.000 5+ 13 12.8 12.4 346-4250RB6F CH6450ALLB-LS8-A K448XS WR-0144-1 $1899 WR-0144 $2065 order here
4.250 6.450 4.005 5+ 13 12.8 12.4 346-4250RB6F CH6450ALLB-LS8-A K448X05 WR-0145-1 $1899 WR-0145 $2065 order here
4.250 6.450 4.030 5+ 13 12.8 12.4 346-4250RB6F CH6450ALLB-LS8-A K448X3 WR-0146-1 $1899 WR-0146 $2065 order here
4.250 6.450 4.070 5+ 13 12.8 12.4 346-4250RB6F CH6450ALLB-LS8-A K448X7 WR-0147-1 $1899 WR-0147 $2065 order here
Stroke Rod Bore Vol. 68cc 70cc 72cc Crank Rod Piston Kit A Price Kit B Price Order Online
4.250" Stroke - LS 9.700" Deck - Big Bore (Fits LS1, LS2, LS3, LS6, LS7, L92 heads)
4.250 6.450 4.100 -32 9.5 9.3 9.1 346-4250RB6F CH6450ALLB-LS8-A K397X100 WR-0148-1 $1899 WR-0148 $2065 order here
4.250 6.450 4.125 -32 9.5 9.3 9.1 346-4250RB6F CH6450ALLB-LS8-A K397X125 WR-0149-1 $1899 WR-0149 $2065 order here
4.250 6.450 4.125 -23 10.4 10.2 10 346-4250RB6F CH6450ALLB-LS8-A K443X125 WR-0150-1 $1899 WR-0150 $2065 order here
4.250 6.450 4.155 -23 10.4 10.2 10 346-4250RB6F CH6450ALLB-LS8-A K443X155 WR-0151-1 $1899 WR-0151 $2065 order here
4.250 6.450 4.200 -23 10.4 10.2 10 346-4250RB6F CH6450ALLB-LS8-A K443X200 WR-0152-1 $1899 WR-0152 $2065 order here
4.250 6.450 4.125 -20 10.7 10.5 10.2 346-4250RB6F CH6450ALLB-LS8-A K452X125 WR-0153-1 $1899 WR-0153 $2065 order here
4.250 6.450 4.125 -18 10.9 10.7 10.4 346-4250RB6F CH6450ALLB-LS8-A K446X125 WR-0154-1 $1899 WR-0154 $2065 order here
4.250 6.450 4.155 -18 10.9 10.7 10.4 346-4250RB6F CH6450ALLB-LS8-A K446X155 WR-0155-1 $1899 WR-0155 $2065 order here
4.250 6.450 4.100 -8 11.9 11.6 11.4 346-4250RB6F CH6450ALLB-LS8-A K395X100 WR-0156-1 $1899 WR-0156 $2065 order here
4.250 6.450 4.125 -8 11.9 11.6 11.4 346-4250RB6F CH6450ALLB-LS8-A K395X125 WR-0157-1 $1899 WR-0157 $2065 order here
4.250 6.450 4.125 -3 12.4 12.2 11.9 346-4250RB6F CH6450ALLB-LS8-A K463X125 WR-0158-1 $1899 WR-0158 $2065 order here
4.250 6.450 4.135 -3 12.4 12.2 11.9 346-4250RB6F CH6450ALLB-LS8-A K463X135 WR-0159-1 $1899 WR-0159 $2065 order here
4.250 6.450 4.155 -3 12.4 12.2 11.9 346-4250RB6F CH6450ALLB-LS8-A K463X155 WR-0160-1 $1899 WR-0160 $2065 order here
4.250 6.450 4.185 -3 12.4 12.2 11.9 346-4250RB6F CH6450ALLB-LS8-A K463X185 WR-0161-1 $1899 WR-0161 $2065 order here
4.250 6.450 4.200 -3 12.4 12.2 11.9 346-4250RB6F CH6450ALLB-LS8-A K463X200 WR-0162-1 $1899 WR-0162 $2065 order here
Stroke Rod Bore Vol. 68cc 70cc 72cc Crank Rod Piston Kit A Price Kit B Price Order Online
4.250" Stroke - LS 9.800" Deck (Fits LS1, LS2, LS3, LS6, L92 heads)
4.250 6.365 4.000 -25 9.5 9.3 9.2 346-4250RB6F CH6365ALLB-LS8-A K392XS WR-0163-1 $1899 WR-0163 $2065 order here
4.250 6.365 4.005 -25 9.5 9.3 9.2 346-4250RB6F CH6365ALLB-LS8-A K392X05 WR-0164-1 $1899 WR-0164 $2065 order here
4.250 6.365 4.030 -25 9.5 9.3 9.2 346-4250RB6F CH6365ALLB-LS8-A K392X3 WR-0165-1 $1899 WR-0165 $2065 order here
4.250 6.365 4.070 -25 9.5 9.3 9.2 346-4250RB6F CH6365ALLB-LS8-A K392X7 WR-0166-1 $1899 WR-0166 $2065 order here
4.250 6.365 4.000 -11 10.9 10.6 10.4 346-4250RB6F CH6365ALLB-LS8-A K444XS WR-0167-1 $1869 WR-0167 $2019 order here
4.250 6.365 4.005 -11 10.9 10.6 10.4 346-4250RB6F CH6365ALLB-LS8-A K444X05 WR-0168-1 $1869 WR-0168 $2019 order here
4.250 6.365 4.030 -11 10.9 10.6 10.4 346-4250RB6F CH6365ALLB-LS8-A K444X3 WR-0169-1 $1869 WR-0169 $2019 order here
4.250 6.365 4.070 -11 10.9 10.6 10.4 346-4250RB6F CH6365ALLB-LS8-A K444X7 WR-0170-1 $1869 WR-0170 $2019 order here
4.250 6.365 4.000 -3.2 11.8 11.5 11.3 346-4250RB6F CH6365ALLB-LS8-A K398XS WR-0171-1 $1845 WR-0171 $1995 order here
4.250 6.365 4.005 -3.2 11.8 11.5 11.3 346-4250RB6F CH6365ALLB-LS8-A K398X05 WR-0172-1 $1845 WR-0172 $1995 order here
4.250 6.365 4.030 -3.2 11.8 11.5 11.3 346-4250RB6F CH6365ALLB-LS8-A K398X3 WR-0173-1 $1845 WR-0173 $1995 order here
4.250 6.365 4.070 -3.2 11.8 11.5 11.3 346-4250RB6F CH6365ALLB-LS8-A K398X7 WR-0174-1 $1845 WR-0174 $1995 order here
4.250 6.365 4.000 12+ 14.3 13.9 13.5 346-4250RB6F CH6365ALLB-LS8-A K447XS WR-0175-1 $1845 WR-0175 $1995 order here
4.250 6.365 4.005 12+ 14.3 13.9 13.5 346-4250RB6F CH6365ALLB-LS8-A K447X05 WR-0176-1 $1845 WR-0176 $1995 order here
4.250 6.365 4.030 12+ 14.3 13.9 13.5 346-4250RB6F CH6365ALLB-LS8-A K447X3 WR-0177-1 $1845 WR-0177 $1995 order here
Stroke Rod Bore Vol. 68cc 70cc 72cc Crank Rod Piston Kit A Price Kit B Price Order Online
4.250" Stroke - LS 9.800" Deck - Big Bore (Fits LS1, LS2, LS3, LS6, LS7, L92 heads)
4.250 6.365 4.100 -25 10 9.8 9.6 346-4250RB6F CH6365ALLB-LS8-A K393X100 WR-0178-1 $1845 WR-0178 $1995 order here
4.250 6.365 4.125 -25 10 9.8 9.6 346-4250RB6F CH6365ALLB-LS8-A K393X125 WR-0179-1 $1845 WR-0179 $1995 order here
4.250 6.365 4.100 -2.8 12.5 12.2 12 346-4250RB6F CH6365ALLB-LS8-A K399X100 WR-0180-1 $1845 WR-0180 $1995 order here
4.250 6.365 4.125 -2.8 12.5 12.2 12 346-4250RB6F CH6365ALLB-LS8-A K399X125 WR-0181-1 $1845 WR-0181 $1995 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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